Fluid Lines Flashcards
Low pressure PSI up to ____PSI
250 PSI
Medium pressure PSI pressure up to ____PSI
1500 psi
Metal tubing size is measured in ___ increments
1/16
Identifying Color associated with Fuel
RED
Identifying color for lubrication
YELLOW
Identifying colors for hydraulics
BLUE and YELLOW
FLAM is abbreviated for
FLAMMABLE
PHDAN is abbreviated for
PHYSICALLY DANGEROUS
When bending tube, the flattened diameter can’t be less than ___% of tube diameter
And you want to avoid:
No less than 75%
Low pressure is up to
250 psi
Medium pressure is up to __ psi
1500 psi
Stainless steel is used in areas of H___ A____
HIGH ABRASION
Metal tubing sized by Outside Diameter measured in ___ inch increments
1/16 inch increments
Flexible hose parts
Inner tube
Reinforcement
Outer cover
Flexible fluid lines are reinforced with ___
What determines the pressure rating ___
Reinforced with FABRIC & WIRE
Reinforcement determines pressure rating
TEFLON hoses are compatible with almost ___
____ shelf life
Operating range -__ to +___
Everything
Unlimited
-65 to +450
Aeroquip can take place of ___
Has __ shelf life
Compatible with ___ and ___
Takes place of Teflon
Has unlimited shelf life
Compatible with petroleum based products and phosphate ester
Bead and clamp used in ___ or ___ pressure systems
LOW or MEDIUM pressure systems
FLAM
TOXIC
PHDAN
FLAMMABLE
TOXIC
PHYSICALLY DANGEROUS
DO NOT repair SCRATCHES NICKS OR DENTS no deeper than __% of the wall thickness
No deeper than 10% of the wall thickness
Tube cutter is used to cut ___ metal
Soft
When cutting tube cut __ % longer to allow bend deviations
10% longer
When installling AC hoses you should allow __ % to __ % slack
5% TO 8%
Chaffing means hose is damaged and should be
Replaced
If hose is damaged, ___ ___ the damaged area and use ___ ___ to join the ends
CUT OUT the damaged area and use SWAGE FITTINGS to join the ends
3 parts to MS flareless tube fittings
ALUMINUM FLATs __ to ___
STEEL FLATs ___ to ___
Body ( fitting)
Sleeve
Nut
ALUMINUM 6 to 7 flats
STEEL 7 to 8 flats
Hose taper identification on hoses
FUEL IS
LUBRICATION IS
HYDRAULIC IS
OXYGEN GREEN
FUEL IS RED
LUBRICATION IS YELLOW
HYDRAULIC BLUE OR YELLOW
OXYGEN IS GREEN
FLARELESS FITTINGS are NOT torqued, installed by _____
Installed by turning nut a specified number of flats
Outer covering does or does not contribute to pressure rating?
DOES NOT contribute to pressure rating
Flexible hose size determined by ____ _____ at ___ increments
Flexible hose size determined by INSIDE DIAMETER 1/16 INCH INCREMENTS
Double flare resists the ___ effect of___
SHEARING EFFECT of TORQUE
Lay line is used to indicate that the hose is ____
TWISTED
Flexible hoses should be supported at least every _____ inches
24
