TB 11-6115-741-24
3.7 Control Box Assembly.
3.7.1 The Control Box may be cleaned without removal of the electrical/electronic assemblies, except on
the 15, 30, and 60 KW TQG's, the voltage regulator shall be removed and cleaned.
3.7.2 Replace glass/plastic encased electromagnetic relays 100%.
3.7.3 Replace control cubicle and distribution box wiring harnesses on an as required basis.
Replace or clean corroded terminal lugs. Replace missing terminal lugs. Pull on any spliced
wires to test physical integrity of splice.
3.7.4 Replace hour meter on generator sets that have a new or remanufactured engine installed. Generator
sets that retain their original engine shall retain their original hour meter.
3.7.5 Replace light bulbs 100%. Panel incandescent lamps shall be green tinted in accordance with the 88-
22662, CAGE 30554 specification.
3.7.6 On the 5 and 10 kW TQG's only: Install fuse on quad winding wire going into the voltage
3.7.7 Inspect gauges for proper operation and replace as required.
3.7.8 On
5-60 kW A/B
TQG's only: If a
new style sealed switch is
not installed, replace
the Master Start switch 100% with the new style sealed switch, Electroswitch part
numbers 75902LV or 75901LJ, or American Solenoid part numbers DHR10 C57400 EF
or DHR10 C57410 EF. If a new style sealed switch is not installed and a new style
sealed switch is not available, replace the Master Start switch with an old style switch.
(S1).
3.7.9 On 5-60 kW A TQG's only: If a new style sealed switch is not installed, replace
the rotary VM-AM 100% with the new style sealed switch, Electroswitch part numbers
31907LW or 31904QT, or American Solenoid part numbers DHR10 C57430 EF (5-10
kW). If a new style sealed switch is not installed and a new style sealed switch is not
available, replace the rotary VM-AM switch with an old style switch. (S6).
3.7.10 On 5-60 kW TQG's only: Install a 10A fuse in-line with the convenience receptacle and a
new 10A receptacle data plate. The in-line fuse is not required if a Ground Fault Interrupter NSN
3.7.11 On 15, 30 & 60 kW TQG's only: with TRC voltage regulators, install fuse on exciter
3.7.12 On 5 & 10 KW Mil Std Voltage Regulator only: A1, clean dust/sand from circuit card.
3.7.13 On 30 & 60 kW TQG "B" Models only: replace the inline 30 amp battery-
3.7.14 On 5 & 10 kW TQG's, position wires between load terminal and main contactor
so that the wires are not rubbing on internal sheet metal parts. See Safety-of-Use-
Message SOUM-ATCOM-95-003.