2-13. OPERATION OF AUXILIARY EQUIPMENT-Continued.
Move FUEL PUMP CONTROL handle (7) to desired position (REFUEL places fuel into M88A1,
DEFUEL removes fuel from the M88A1).
Set FLOW REGULATOR control handle (8) to desired position. Refer to table 2-3 for flow
settings. Normal operating range will be 3.25 on flow regulator setting (26.5 gpm [100 Lpm]).
All personnel must dismount vehicles and manned fire extinguisher must be
Ground fuel hose assembly by connecting attached grounding cable (18) to object to/from which
fuel is being transferred with existing screw (19).
Open fuel fill cover (20) and remove fuel filler cap (21) and insert filler tube (9 or 10) into tank filler
pipe (22). Avoid damaging filler pipes or strainers.
When refueling M88A1, remove fuel filler cap (21) for venting and have an observer
watch fuel tank filler pipe (9 or 10) to avoid overfilling and spillage of fuel 13.
Avoid overfilling by attending nozzle constantly.