M18 disc Cuttet

Question 1

Use

Answer 1

Gaining entry into structure for life rescue, firefighting ops , ventilation and RCR

Question 2

3 construction parts

Answer 2

1. Blade
2. Body
3. Battery

Question 3

Blade construction

Answer 3

-230mm circular diamond cutting blade
- secured via spindle bolt and 2 flanges

Question 4

Body construction

Answer 4

• plastic body with 18v brushless motor and belt drive
• carry handle
• control handle with switch
• water supply hose
• battery compartment
• blade guard (adjustable)
• Allan key and wrench

Question 5

Battery cons

Answer 5

• 18v 12aH li ion battery
• 240v charger

Question 6

Safety (before cut)

Answer 6

• Ppe level 2, helmet , gloves, eye and ear
• develop cutting plan
• concealed hazards
• hose line charged

Question 7

Safety during. Cut

Answer 7

• secure footing
• not in contact with metal, never jammed in
• always cut at full throttle
• don’t use force. Let it pull across, never change direction

Question 8

Operation stages (7)

Answer 8

1 hold and carry
2 pre use checks
3 insert / remove battery
4 start / stop
5 make a cut
6 replace blade
7 clean

Question 9

First 4 operations

Answer 9

1. Hold and carry
   - top handle only
2. Pre use checks
   - blades rotate freely
   - no damage, swelling or cracks to blade
3. Insert / remove battery
4. Start stop
   - hold position
   - lockout lever / trigger
   - electric brake , deadman 3 seconds

Question 10

Last 3 operations

Answer 10

5. Make a cut
   - hold position
   - pull for clean cut
   - body position
   - full throttle
   - don’t turn off during cut
   - yellow load indicator light - reduce load
6. Replace blade
   - remove battery
   - Allan key / wrench , insert into spindle hole
   - remove bolt
   - install new blade / washer , bolt
7. Clean
   - dirt from vents
   - oil / grease
   - mild soap / cloth

Question 11

Testing

Answer 11

Visual = into , SOS, after use
- clean
- battery
- blade ok
- tools

Operational = into service, weekly
- starts stops
- blade rotates