Book 8: module 4 Apparatus Maintenance Flashcards
OBJECTIVES:
To teach the basic points of apparatus ______ ______ and the __-_____ of Department apparatus.
Preventative maintenance
Pre-checking
Certain basic procedures in daily maintenance pre-checks on all apparatus shall be accomplished at the ______ of each shift or at any time a change of _____ occurs.
Beginning
Relief
The _____ _______ is ultimately responsible for the condition of apparatus under his command, but each member shares equally in the responsibility of maintaining Department apparatus.
Station commander
The ______ ______ schedules and daily __-____of Department apparatus are an integral part of vehicle preventive maintenance.
Preventative maintenance
Pre-check
During the daily ___-_____potential mechanical problems can be _____ and _______, before they become large and expensive repair jobs.
Pre-check
Found and corrected
Preventive maintenance schedules, if followed, will greatly increase the ______ and ____ of Department apparatus.
Performance and life
An apparatus pre-check should be performed each_____ ___ _____ or any other time during the day when a change of relief is required and after each ______when the apparatus or its equipment is used.
Morning at relief
Incident
A good apparatus pre-check consists of the following:
Start by stepping up into the _____ seat, close the ____ and adjust the seat so that it is in a comfortable position for ____.
Drivers seat,
Close the door
Driving
Now check the _____ for proper visibility to the rear. Also, check to see that the seat belts are ____ and ______.
Mirrors
Free and operable
Next check to see that the transmission shifting lever is in _____ and that the ____, ____, and _____ pedals all work smoothly. On aerial ladder trucks make sure the _____ ________ is in the disengaged position.
Neutral
Clutch, brake, and throttle
Power takeoff
Turn battery switch to correct position Number __ or “_” battery on odd numbered days of the month and Number , or “” battery, for even numbered days.
Number 1 or “a”
Number 2 or “b”
Switch on all ____, including ____ and _____ lights, ______ lights, _-__ flasher, and ___ ___ lights.
Lights Head and running lights, Emergency lights, 4-way flasher, Pick up lights
Get out of the cab and proceed around the apparatus, checking all lights, including _____ and ____-___ lights. For proper operation, you may need assistance to accomplish the last two.
Brake and back-up
Return to the cab, turn off the ____ _____ and the ______ not connected to it. Do not leave the switches on for an extended period because of the power drain on the _____ Without the _____ ____.
Masters switch and switches
Batteries
Engine running
Also check the radios for correct ______ _______
Frequency and operation
Sound the ____ and _____ to check for proper working order. on aerial ladder trucks check both ____and ____ horns.
Horn and siren
Cab and tiller
At this time, turn on the ______ _____and check the fuel level. Fuel should be kept to the ____ level whenever possible, because of _______of moisture inside a partially filled fuel tank. This is especially important in ______ powered apparatus.
Ignition switch’’full level
Condensation of moisture
Diesel
____ in a diesel engine fuel system can disable the engine.
Water
Also check the _____ system and ____ _____ gauge to see that there is sufficient pressure in the system. Turn off the ignition and battery switches.
Brake system
Air pressure
Next, proceed to the engine compartment and check the ____ ____ “level” and engine ______ level, adding oil or water where necessary.
Engine oil level
Engine coolant level
Stop at each wheel, check the tires for obvious________, ____, _____, or _____ separations.
Under inflation , cuts, nails, tread separations
Also look in ____ of and _____ each wheel to make sure nothing is under the apparatus that could damage it or be damaged by being run over.
In front of and behinf
At the same time, check each wheel for loose ___ ____. Nuts will sometimes work loose, especially after a recent tire _____ or ______.
Lug nuts
Tire change or repair
Also check to see that all compartment and apparatus doors are shut securely and that ___-_____ _____on diesel, apparatus are plugged in and maintaining engine coolant temperature above _____degrees F.
Pre-heater cords
120F
In each apparatus log book, under the ____ _____, there is a list of ____, ______, and _______ (F-377) preventive maintenance checks that are to be performed as a regular part of apparatus maintenance.
Service section,
Daily, weekly, bimonthly
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
1. Fuel Supply Maintain to capacity. This will prevent ________ in the fuel tank.
Condensation
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
2. ___ _____ Maintain to capacity for proper lubrication.
Oil crankcase
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
3. _____, Radiator Tank Maintain to capacity. (Check for ____.) and _____
Water,
Rust and recover y
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
4. Brake air reservoir pressure* Is storage over required _____? Check for ____
Minimum
Leaks
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
5. Tires Look for ____, _____, proper _____: Clean out rocks, dirt, etc.
Cuts, bruises, proper inflation
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
6. _____ & ____ system. Do all lights, including signal devices, operate? (Includes ___, ___, ____, ______ sounding devices, etc.)
Signal and lighting
Sirens, horns, bells, outrigger
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
7. Electrical Systems Switch ______ switch. Check power to ____.
Changeover switch
Radio
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
8. ____ and ____ Wires Are wires in place, tight and clean?
Plug and coil
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
9. Engine Look for excessive ___ or ____ leaks. Check belts for ___ and _____.
Oil or water leaks
Wear and tension
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
10. Running Gear Look for ______/______ of bolts, nuts, fittings, shafts, cables, etc.
Condition/tightness
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
11. ____ ____* Check for ease of operation. Both positions – manual type only.
Transfer valve
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
12. Seat Belts Look for ___. Check operation of ____ and general _____ of belts.
Cuts
Buckles
And general condition
PREVENTENTIVE MAINTENANCE DAILY SCHEDULE
13. _____ ____ on Rescue Ambulances Seals around all doors should be inspected for proper sealing to prevent outside gases from entering the ambulance.
Door seals
ADDITIONAL WEEKLY SCHEDULE FOR AERIALS
1. Service _____ ___ reservoir, add oil as needed.
Hydraulic oil reservoir
ADDITIONAL WEEKLY SCHEDULE FOR AERIALS
2. Operate aerial: Test operation of ______ _____ _____ _____ and ______. Request repair or service if needed.
Outrigger jacks, spring locks, and aerial
ADDITIONAL WEEKLY SCHEDULE FOR AERIALS
3. Inspect rotation _____and ____ ____ under turntable for ___ and ______, lubricate or report as required.
Rotation pinion and ring gear
Wear and lubrication
ADDITIONAL WEEKLY SCHEDULE FOR AERIALS
4. Inspect _____ ______ under turntable for ______, _____ for wear and wires for _____ ______ and good conditions.
Collector rings
Corrosion
Brushes
Secure connection s
ADDITIONAL WEEKLY SCHEDULE FOR AERIALS
5. Inspect ____, ____, etc., under turntable for _____, wear, leaks, etc.
Hoses, lines
Chaffing
ADDITIONAL WEEKLY SCHEDULE FOR AERIALS
6. Tiller bucket: Inspect _____, _____ and _____ for condition, operation and lubrication.
Hinges, locks and springs
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
1. ______ ___* Drain condensate.
Air tanks
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
2. Air Conditioning Units Check ____ in system through ____ ____, located in engine compartment. Operate A/C unit at least once a ____for ____ minutes.
Coolant
Sight glass
Week
10 mins
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
3. ____ Check pressure by gauge. Check and tighten ____ ____.
Tires
Wheel lugs
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
4. Batteries Maintain proper level of ______. Take ____ _____ reading of electrolyte. Charge if needed.
Electrolyte
Specific gravity
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
5. Water Filter Inspect for proper fluid ____ and _____
Color
And leaks
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
6. _____ _____Inspect reservoir for proper oil level.
Power steering
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
7. Priming Pump* Inspect reservoir for proper ___ ____
Oil level
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
8. Exhaust System Inspect under vehicle for leaks, condition (____ or ______) and for proper _____.
Rust, or breakage
Proper mounting
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
9. Springs, suspension and Frame Inspect springs for broken or missing ____, _____ _-____, _____, etc. Inspect shocks for proper mounting and condition. Inspect _____ ____ and _____ members for breaks, cracks, bad welds, loose rivets and bent sections.
Leafs, clamps, u-bolts, shackles
Frame rails and frame members
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
10. Valves* Operate every valve. (Discharge gates, relief, valve governor, transfer valve, etc.) with _____ flowing through the valve and____operating.
Water pump
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
11. Airhorn Pump, Fiamm and Grover (RA’s Emergency Sedans) Keep reservoir full with _____-__ engine oil (Grover only), and if unit is equipped with oil cups, put ___drops of engine oil in each cup.
Sae-30
2
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
12. Transmission Fluid Refer to the specific _____ or ______Manual for instructions.
Owners or apparatus manual
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
13. Windshield Wipers Check blades for ____. Inspect ____ for cracks and leaks. Wipers shall not be operated on a ___ windshield or with _____blades.
Wear
Hose
Dry windshield
Defective
PREVENTIVE MAINTENANCE WEEKLY SCHEDULE
14. Mechanical Type Parking Brakes (light apparatus)
- Before starting procedure, check for clearance _____apparatus, should the brake fail.
- Set brake _____.
- Start engine, shift transmission into _____gear.
- Increase engine ____ by a slight pressure on the accelerator.
- Repeat procedure in *_____” position. If the parking brake fails to hold the vehicle, notify ____ and request a ____ ______ in the normal
Behind
Firmly
Forward
Rpm
Reverse
S&m
Brake adjustment
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
1. Any joint not equipped with a lubrication fitting; and of a design requiring lubrication, shall be lubricated monthly with a light coat of ____ ____.
Engine oil
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
1. AIR CLEANER (Engine cool and shutdown) _____, _____ or _____ as recommended. Examine hose ducts, pipe, etc., between ___ _____ and ______ for breaks, wear and secure mounting.
Service, clean or repair
Air cleaner and carburetor
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
2. AIR COMPRESSOR:* (Engine cool and shutdown) Service air cleaner, inspect for secure _____ and ____.
Secure mounting and leaks
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
3. ALTERNATOR OR GENERATOR: (Engine cool and shutdown) Inspect for secure _____, loose ____ ______ and worn or chafed ______ on wiring. Lubricate ____ (lower) pulley when so equipped. External ______ will be carefully cleaned of dirt, etc., with a dry cloth.
Secure mounting, loose wire connections
Insulation
Idler
Rectifier
PREVENTENTIVE MAINTENANCE MONTHLY SCHEDULE
4. BRAKES, AIR:* (Engine shut down) Visually inspect all mechanical components; inspect for worn ____ ___, ____ ____ pins or possible road damage to air lines and-brake chambers.Inspect brakes to determine need for adjustment. For heavy apparatus see Brake Maintenance Section and diagram “A”. Wedge type brakes are self adjusting. If it is considered that these brakes need adjustment, notify Shops to have mechanic check _______clearance.
Clovis pins, mission cotter pins
Running clearance
BRAKE CHAMBERS:
The operation of all brake chambers is ______: As air enters the unit, it exerts a pressure on the ______; the diaphragm forces the push rod _______, thus rotating the ____ _____. This rotation forces the brake shoe ______ against the brake ____, applying the brakes.
IDENTICAL
Diaphragm outward Slack adjuster Outward Drum
Brake chamber:
Measure the outside ______ of the brake chamber. NOTE: Do not include ______ head projections on ______ or bolt _____ projections for clamp type brake chambers as part of measurement.
Diameter
Capscrew head
Rotochambers
Bolt clamp
Brake chamber:
DETERMINING NEED FOR BRAKE ADJUSTMENT: (Every ____ months)
1. With brakes _____, measure the distance from the mounting bracket of the chamber to the center of the ____ _____ (A).
Two
Released
Clovis pin
- Have someone _____ apply brakes; then re-measure the distance from the mounting bracket of the chamber to the center of the clevis pin (B).
NOTE
Measurement in Step 2 will be ______than found in Step 1.
Fully apply
Greater
- ______ measurement of Step 1 from Step 2 (C).
NOTE
This measurement is actual push rod travel and should be entered on the ______ _______check-off sheet.
Subtract
Routing lubrication
- Compare actual push rod travel measurement with “______ push rod travel” on chart.
NOTE
If push rod travel is the same or greater than the figure given on the chart for “maximum push rod travel,” request a brake adjustment by notifying the Shops. Slack adjuster lever should never go beyond ___.
Maximum
90
- NOTE: On apparatus equipped with ____ _____, be sure to check the rig before releasing the rear spring brakes, as ___ ____ travel cannot be checked with spring brakes applied.
Spring brakes
Push rod
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
7. COOLING SYSTEM: (Engine cool and shutdown) Visually examine radiator for ____ or _____ corrosive spots and for ____, foreign material, etc., in _____ ____. Using ____ _____, blow mud, etc., from engine compartment side of radiator to outside of radiator.
Examine all accessible water hoses. Hoses should have a ___ ____ feel; if dried out or spongy, request replacement. If hose is ______ (out of shape and flat), request replacement.
White or green
Mud
Cooling fins
Air compressor
Live rubber feel
Collapsed
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
7A. COOLING SYSTEM COOLANT: The condition of cooling system coolant is of utmost importance to the protection of internal _____ components.
Engine
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
Using the ____test kit provided and following the enclosed instructions, test a sample of the coolant. Record the test results on the F-___. If the test results are not within proper limits, notify the Shops and request that _____ _____ be sent to the station location for addition to the apparatus cooling system.
D.C.A.
F-377
Coolant additive
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
8. CLUTCH ADJUSTMENT: (Engine shutdown) Heavy apparatus, see Diagram “B”. Light apparatus equipped with clutch, use hand to test for free travel. Press on clutch pedal with hand (not with foot) and note distance pedal moves before clutch starts to disengage. Distance should be ___” to __ of adjustment is necessary.
The clutch free play is determined by using a ___
3/4’’ to 10
Quarter
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
9. DIFFERENTIAL: (Engine cool and shutoff) Maintain to level of fill plug on ______ side of differential housing.
Right side
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
10. DISTRIBUTOR: (Engine cool and shutoff) Clean outside with a dry cloth. If necessary, cloth may be moistened with _____. Inspect wires for loose connections, brittleness, poor insulation and oil, liquid, or other damage. Clean _____ _____ at this time by same method. Also, inspect coil wires the same as distributor wiring. Examine external ___ ____parts for cracks or breaks.
Kerosene
Ignition coils
Bake lite parts
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
11. DRIVE BELTS:* (Engine cool and shutdown) All belts (fan, alternator, compressor and power steering) shall be checked for wear and tension. If belt tension is loose enough to allow ___” or more deflection, measured at point _____ between pulleys, call Shops for adjustment.
1/2’’
Midway
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
DRIVE LINE: (Engine cool and shutdown) Block one or more wheels for and aft to prevent vehicle from rolling. Release all _____. Visually inspect drive line tubes for damage and/or bent shaft or tube. Inspect for looseness by positioning yourself on creeper with shoulders directly under one end of shaft. Take hold of shaft as close to end as possible with both hands and try to move shaft __ and ____.
This test will also show loose _____ _______.
Release all brake
Up and down
Pinion bearings
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
18. STEERING COLUMN: Visually inspect _____ housing for cracks or breaks. Test for loose mounting by standing or floor and taking a firm grip with one hand on column at the ______ point possible; then ____ ____ from you and then ____ _____you. Any movement of column indicates loose mounting and should be reported as needing repair.
Outer housing
Highest point
Push away
Pull toward
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
19. STEERING GEAR AND CONNECTIONS: (Engine shutdown) Position front wheels straight ahead with all weight of vehicle on tires. Have assistant sit in driver’s seat and take hold of wheel and, with ____, ____ motions, approximately _” to _” on wheel, move wheel back and forth. You can determine if looseness exists by looking, at or placing ______ on, connections, joints, etc. The following list of steering parts can be tested for excessive play by the above method: ___ ____, ___ ____, ____ ___, Pitman arm ____ and ____, and loose steering box to frame mounting.
Short, fast motions
6’’-8’’
Finger
Tie rod, drag link, pitman arm, pitman arm craft and nut
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
On vehicles equipped with power steering, if play is observed at drag link end where power steering is located, a second test is necessary. Second test is made same as first test with two additional operations: (1) ____ engine. (2) Inspect the one connection only where ____ is mounted.
Start engine
Valve
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
21. TIRES: Measure tread depth at the ____ of the tire tread with the approved tire tread depth gauge. This is an accurate measuring device calibrated in increments of ___”. A reading on the gauge where the black line under the number four (4) is visible above the top of the plastic collar would indicate a tread depth of __” or less and should be reported on the F-377 as needing replacement.
Center
1/32’’
1/8’’
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
TRANSMISSION
Check fluid condition for evidence of fluid or transmission deterioration. The fluid should not exhibit a strong ___ odor, ____ color, or ______debris. The fluid should appear _____ ___A comparison to new fluid may be helpful.
Burnt odor
Dark color
Suspended debris
Bright red
PREVENTATIVE MAINTENANCE MONTHLY SCHEDULE
- WHEEL BEARINGS
Raise one wheel. Position raised wheel so that ____ _____ is approximately _____ between top and bottom of wheel and one of the large stamped openings at the outer diameter of wheel is at its ______ point near the floor. Take a __’ crowbar, place a _’ length of
____: salvaged hose on bottom part of bar (chisel end) to prevent paint damage and place chisel end in large stamped hole of wheel that is closest to floor. Move top of bar toward top of wheel until slight _____ is produced. Have assistant look a wheel and spindle.
Valve stem Midway Lowest 4’ crowbar 2’ 1 1/2 salvaged hose
Slight pressure
AIR COMPRESSOR AIR FILTER UNIT: (every __ months) (Clean more often if used in ___ or __)
2
Dust or dirt
Air filter units are usually mounted on the ___ of the compressor casing or on the
____ side of the compressor.
Rear
Outboard
To Service
- Remove filter unit from compressor - ___bolts. 2. Disassemble filter unit - remove ______ wire or cover screws,depending on type of filter. 3. Wash all parts in _______. 4. _____ or _____ filter element to remove kerosene. DO NOT BLOW OUT WITH ___. 5. Add several drops of _____ ____to filter and squeeze to distribute evenly. 6. Dry all parts and reassemble. 7. Reattach air filter unit to compressor casing.
Two bolts
Retaining wire
Kerosene
Squeeze or shake
Air
Engine oil
CAUTION: DO NOT OVERTIGHTEN BOLTS - Proper tightness of bolts can be accomplished by applying the strength of your index finger on a _____ wrench.
Four’’
NOTE: A light film of ______ ____ on gasket will help hold gasket in place while starting bolts.
Chassis lube
NOTE: A light film of ______ ____ on gasket will help hold gasket in place while starting bolts.
All companies concerned should keep on hand ___ spare filter-to-compressor gaskets. These are to be ordered by ______.
Chassis lube
Two
Requisition
The distance between the centers of the two bolts that secure the filter unit to the compressor should be entered on the
Requisition
Apparatus lubrication, oil and oil filter changes shall be made as follows: Heavy Apparatus: (465 cubic inches or over) shall be lubricated and receive an oil change at _____miles or ___ months, whichever occurs first. The oil filter shall be changed every __months.
2000 miles
4 months
12 months
EXCEPTION:
RESERVE HEAVY APPARATUS: Lubricate and change oil at _____ miles or ___ months, whichever occurs first. Change oil filter every ___ months.
2000
6 months
12 months
EMERGENCY USE: Shall be lubricated at ____ miles or ___ months, whichever occurs first. The engine oil and filter shall be changed at ____ miles of four months, whichever occurs first.
These are minimum intervals for lubrication. Extreme _____ or hard use may call for shorter intervals between oil and filter changes.
2000 miles
4 months
3000miles
4 months
Weather
Usage:
Fluid/lubricant?
POWER STEERING SYSTEM AND PUMP RESERVOIR
DEXRON II
Usage:
Fluid/lubricant
DIFFERENTIAL
90-140 multi grade
Usage:
Fluid/lubricant
BRAKE SYSTEM AND MASTER CYLINDER
Delco supreme 11 fluid or dot-3
Usage:
Fluid/lubricant
PROPELLER SHAFT SLIP JOINT
Chassisgrease
Usage: Fluid/lubricant HOOD LATCH ASSEMBLE A. PIVOTS AND SPRING ANCHOR B. RELEASE PAWL
A. Engine oil
B. Chassis grease
Usage:
Fluid/lubricant
HOOD AND DOOR HINGES
Engine oil
Usage:
Fluid/lubricant
AUTOMATIC TRANSMISSION
SHIFT LINKAGE
Engine oil
Usage:
Fluid/lubricant
CHASSISLUBRICATION
Chassis grease meeting requirements of GM 6031-M
Usage:
Fluid/lubricant
ENGINE OIL FILTER PF 35
CODE NO 8024153
Usage:
Fluid/lubricant
ENGINE (GASOLINE) OIL
15-40 MULTI GRADE
Usage:
Fluid/lubricant
ENGINE OIL ADDITIVE
CODE NO. 6700121
Usage:
Fluid/lubricant
CONSTANT VELOCITY #1052497 UNIVERSAL JOINT
GM LUBRICANT PART OR EQUIVIALENT
Usage:
Fluid/lubricant
AUTOMATIC TRANSMISSION
DEXRON II AUTOMATIC TRANSMISSION FLUID
Usage:
Fluid/lubricant
PARKINGBRAKE CABLES
CHASSIS GREASE
Usage:
Fluid/lubricant
FRONT WHEEL BEARINGS
WHEEL BEARING LUBRICANT
Usage:
Fluid/lubricant
BODY DOOR HINGE PINS, TAILGATE HINGE AND LINKAGE, FOLDING SEAT FUEL DOOR HINGE
ENGINE OIL
Usage:
Fluid/lubricant
WINDSHIELD WASHER SOLVENT
GMC OPTIKLEEN WASHER SOLVENT PART #1051515 OR EQUIVALENT
Usage:
Fluid/lubricant
ENGINE COOLANT
MIXTURE OF WATER AND HIGH QUALITY ETHYLENE GLYCOL BASE TYPE ANTI-FREEZE CONFORMING TO GM SPEC 1899-M
Usage:
Fluid/lubricant
KEY LOCK CYLINDER
WD-40 SPRAY LUBRICANT OR EQUIVALENT