TM 10-6640-216-13&P
2-2. OPERATOR CONTROLS AND INDICATORS - continued.
b.
Interior Rear Wall. Figures 2-2 and 2-3 and Tables 2-2 and 2-3 list the controls and
indicators located on the rear wall of the laboratory interior.
Table 2-2. Panelboard Assembly Controls and Indicators
Control or Indicator
Function
Timer Relay Override Switch (S1)
[n ON position, overrides the timer relay
during laboratory startup and stops the
automatic laboratory air purging process. In
OFF position, allows timer relay to control
purging process.
Main Power Circuit Breaker (CB1)
System Circuit Breakers
CB2
CB3
CB4
CB5
CB6
CB7
CB8
CB9
CB10
CB11
In ON position, applies power to all system
circuit breaks. Provides 100A protection for
main power input.
Provides 15A circuit protection for blower
assembly.
Provides 20A circuit protection for ECU 1.
Provides 20A circuit protection for ECU 2.
Provides 15A circuit protection for vacuum-air
pressure pump outlet (J4).
Provides 15A circuit protection for
convenience outlet (J6).
Provides 15A circuit protection for flash point
tester outlet (J7).
Provides 15A circuit protection for analytical
balance outlet (J8).
Provides 15A circuit protection for the oven
outlet (J9).
Provides 15A circuit protection for
convenience outlet (J10) and RVP bath outlet
(J11).
Provides 15A circuit protection for refrigerator
outlet (J11).
2-3
