TM 10-6640-216-13&P
2-2. OPERATOR CONTROLS AND INDICATORS - continued.
e.
Interior - Water System Controls and Indicators (Cabinet No. 4). Figure 2-6 and Table 2-
6 list the controls and indicators for the water system located in cabinet No. 4.
Table 2-6. Water System
Control or Indicator
Function
Water Pump ON/OFF Switch
Energizes motor start/stop circuit at pressure
switch.
Pressure Switch
Starts and stop the water pump automatically
at the required pressures.
Water Level Sight Glass
Indicates the water level in the water tank.
Water System Isolation and
Provides for isolation, system line up from
Service Valves
various supply sources, drainage, and service
access to the water system in the laboratory.
f.
Interior - Curbside Wall Controls and Indicators. Figure 2-7 and Table 2-7 list the
laboratory’s controls and indicators located on the curbside of the laboratory interior.
Table 2-7. Interior - Curbside Wall Controls and Indicators
Control or Indicator
Function
Cabinet No. 5
Provides storage for test equipment and
supplies. Contains a special storage box for
thermometers, hydrometers, and thermo-
regulators. Lower portion of cabinet houses
blower assembly. Contains pull-out shelf. For
storage information refer to Appendix C.
Oven
Cabinet No. 6
Gravity convection oven with a 1.5 cu ft (42
cmm) chamber capacity and a 18 degrees F (65
degrees C) to 107 degrees (225 degrees C)
temperature range.
Double cabinet which provides storage for test
equipment and supplies. Contains pull-out
shelves. For storage information refer to
Appendix C.
2-11
