Air Intake and Exhaust.
4.8.1 Air cleaner elements, breather filters, and rubber seals shall be replaced. Clean air cleaner
housing as required. Breather screens shall be cleaned or replaced. Exhaust muffler shall be
inspected per the appropriate TM. The 2 kW MTG and 3 kW, 5 kW & 10 kW TQG mufflers
shall be inspected for clogging and excessive carbon buildup. Clean, repair or replace all
mufflers as required. Heater devices and glow plugs shall be tested and replaced as required.
4.8.2 On the Mil Std sets, verify proper operation of the shutter assembly, shutters open evenly
and at correct temperature IAW the applicable TM.
4.9 Output Box and Load Terminal Board.
4.9.1 Clean and inspect without removing the electrical/electronic assemblies, repair as necessary.
Replace Main Contactor and start relay as required. On 15, 30, & 60 KW TQG's, apply RTV to wires on
back of J15 inside the bottom of output box.
4.9.2 On the 5 and 10 KW Mil Std sets, verify/test Convenience Receptacle (CR) voltage/polarity at all
three generator output voltage connections. On the 5 and 10 KW Mil Std sets, verify that the CR `HOT'
is wired to the circuit breaker than verify that the other side of the circuit breaker is wired to terminal L3
on S6. Verify that the CR Neutral is wired to terminal 6 on S6. And verify that there is a AWG #4 jumper
wire on S6 between terminals 6 and L0.
4.9.3 On the Mil Std sets; the convenience receptacle shall be replaced with a GFI type, NSN TBD.
4.10 Electrical Harnesses and Cables.
4.10.1 All cables and harnesses are to be cleaned and inspected in-place, then repaired or replaced on an
as needed basis. Connectors and terminal ends shall be cleaned or replaced if any corrosion is observed.
Any wires replaced are not required to have wire numbers every three inches . Any wires replaced shall
have the wire number marked, using a petroleum resistance heat shrink sleeve (band marker) at locations
such as near bulk heads, terminal ends, switches, etc. to facilitate field repair and troubleshooting.
Harnesses/wires will not be disassembled solely to provide band markers. Replacement wires shall be
routed along and neatly attached to the existing harness. Pull on any spliced wires to test physical
integrity of splice (s).
4.10.2 Replace a damaged or missing slave receptacle with the NATO type, NSN & Mods TBD.
4.11 Engine and AC/DC
Generator Mounts. Inspect mounts for cracking, tears, being crushed,
mounts shall be replaced as required.
Cooling System. The radiator shall
be cleaned, inspected, rodded, fins
necessary and painted or the radiator shall be replaced. Coolant drain hoses shall be inspected and
replaced as required. Radiator and bypass hoses, radiator cap, thermostat, and fan belt shall be replaced.
If available, replace the 15 kW TQG radiator with the heavy-duty radiator, NSN 2930-01-470-0217.