157. Lagging Seals
Do not operate cable drums in
Lagging seals to prevent entry of snow into
drum brake and clutch housings are provided. These
without opening lagging seals.
seals are made of strips of belting riveted to a steel
Failure to observe this precaution
plate which in turn is mounted to cab frame.
will cause drum brakes to overheat
and ruin seals.
Section II. OPERATOR'S SERVICE
Heater Fuel Pumps, Filters, and Shut-off
b. Filter. Remove ceramic filter element from filter
body as directed on figure 97. Clean with an approved
cleaning solvent and air dry with low pressure
compressed air, or wipe dry with a lint-free cloth.
The fuel pumps, filters, and shut-off valves for
Handle element carefully to avoid breakage.
all heaters are identical, and are located in fuel pump
housing just in front of fuel tanks underneath crane deck
160. Indicator Light
sure that main shut-off valve and individual heater shut-
off valves are open.
Service to indicator light consists of lamp
Remove lens, remove and replace
159. Heater Fuel Pump Service
unserviceable lamp, then replace lens.
a. Screen. Refer
to figure 97 for service
B-Fuel pumps, filters, and shutoff valves
Figure 96 - Continued.
A-Fuel pump housing
Figure 96. Fuel pump housing, pumps, filters and