Owner's manual

- 8 -
SERVICE
Assembly and disassembly should be performed by a
service technician who has been factory trained on MBW
equipment. The unit should be clean and free of debris.
Pressure washing before disassembly is recommended.
• Prior to assembly, wash all parts in a suitable cleaner or
solvent.
• Check moving parts for wear and failure. Refer to the
Replacement section in this manual for tolerance and
replacement cycles.
• All shafts and housings should be oiled prior to pressing
bearings. Also, ensure that the bearings are pressed
square and are seated properly.
• All bearings should be replaced when rebuilding any
exciter or gearbox.
• All gaskets and seals should be replaced after any
disassembly.
Torque Chart
Service Tools
Replacing Shaft Coupler
Refer to Main Assembly, page 12.
1. Remove the four nuts and bolts securing Silencer
inlet adapter (# 20) to the silencer(# 24)
2. Remove the Blower End Side panel (# 10)
3. Remove the air cleaner outer door.
4. Loosen the six mounting bolts (# 55) which secure
the canister weldment to the frame. Remove all but
the front most bolt on the air cleaner side.
5. Carefully pivot the blower end of the weldment away
from the engine, making sure not to stress any wiring
or cables. It will only be necessary to move the end
about 3” to remove the coupler (# 6).
6. Replace the coupler and slide the canister back into
place, aligning the splines of the drivers and coupler.
7. Ensure that the shoulders of the drivers are flush with
the ends of the coupler, and that the shafts are still
aligned.
8. Replace the canister mounting bolts (# 55), sealing
the three bolts in the air filter end with silicone
sealant.
9. Reinstall the four bolts securing the silincer inlet
adapter to the silencer and the blower end side panel.
SIZE GRADE 2 GRADE 5 GRADE 8
1/4-20 49 in
•lbs 76 in•lbs 9 ft•lbs
1/4-28 56 in
•lbs 87 in•lbs 10 ft•lbs
5/16-18 8 ft
•lbs 13 ft•lbs 18 ft•lbs
5/16-24 9 ft
•lbs 14 ft•lbs 20 ft•lbs
3/8-16 15 ft
•lbs 23 ft•lbs 33 ft•lbs
3/8-24 17 ft
•lbs 26 ft•lbs 37 ft•lbs
7/16-14 24 ft
•lbs 37 ft•lbs 52 ft•lbs
7/16-20 27 ft
•lbs 41 ft•lbs 58 ft•lbs
1/2-13 37 ft
•lbs 57 ft•lbs 80 ft•lbs
1/2-20 41 ft
•lbs 64 ft•lbs 90 ft•lbs
9/16-12 53 ft
•lbs 82 ft•lbs 115 ft•lbs
5/8-11 73 ft
•lbs 112 ft•lbs 159 ft•lbs
5/8-18 83 ft
•lbs 112 ft•lbs 180 ft•lbs
3/4-16 144 ft
•lbs 200 ft•lbs 315 ft•lbs
1-8 188 ft
•lbs 483 ft•lbs 682 ft•lbs
1-14 210 ft
•lbs 541 ft•lbs 764 ft•lbs
1-1/2-6 652 ft
•lbs 1462 ft•lbs 2371 ft•lbs
M 6 3 ft
•lbs 4 ft•lbs 7 ft•lbs
M 8 6 ft
•lbs 10 ft•lbs 18 ft•lbs
M 10 10 ft
•lbs 20 ft•lbs 30 ft•lbs
CONVERSIONS
in
•lbs x 0.083 = ft•lbs
ft
•lbs x 12 = in•lbs
ft•lbs x 0.1383 = kg•m
ft
•lbs x 1.3558 = N•m
PART NO. DESCRIPTION
19279 KIT, SENSOR CALIBRATION
20350 SERVICE KIT, VEU, ISUZU
SIZE GRADE 2 GRADE 5 GRADE 8