Open ventcockCV-6 (1, fig. 2-13), control valves CV-7 (2), CV-9 (3), CV-10 (5), CV-11 (7), bypass valve
BPV-12 (4), draincock DC-13 (9), and control valve CV-8 (2, fig. 2-14).
Open slurry feeder diatomite compartment control valve CV-32 (2, fig. 2-15).
Open draincocks at the base of the raw water and distribution pumps. After all water drains, close the
Distribution Pump and Hoses.
If the gasoline driven distribution pump is used, shut it down.
If the weather is cold enough to freeze the water, drain the distribution pump suction hose (1, fig. 2-6), the
two discharge hoses (39), and the pump. Disconnect hoses from the pump to drain the hoses and pump.
Install the hoses after all the water has drained from them.
OPERATION OF MATERIAL USED IN CONJUNCTION WITH WATER PURIFICATION UNIT
This section furnishes the operator or organizational maintenance personnel with sufficient information pertaining
to the various controls and instruments provided for the proper operation of the personnel heater, chlorine residual test
comparator and fire extinguisher. Refer to Chapter 4 for organizational maintenance on above equipment.
2-8. PERSONNEL HEATER.
Hunter Heater Controls (Model UH-68-4).
Fuel Shutoff Valve. The fuel shutoff valve (7, fig. 2-29) is located in the fuel line to the heater below the
instruction plate (1). It controls the fuel flow to the heater.
Louver handle. The louver handle (3, fig. 2-29) is located on the heater above the control box (2). It is
used to open and close the heater. The louver test controls the amount of ventilation to the heater.
Indicator light. The indicator light (5, fig. 2-29) is located on the upper left-hand corner of the control box
(2). It lights when the heater is turned on, and stays lit while heater is operating.