Operating Instructions cont'd - TM-5-6640-213-140034

TM 5-6640-213-14

2. To fill the water tank by using an external

water source proceed as follows:

(a) Open tank air bleed valve (2).

(b) Open tank sight gage air bleed valve (5).

(d) Close inlet gate valve (15).

(e) Open tank gate valve (16).

(f) Connect external water source to the

inlet side of the water connection box located on the exterior of the

laboratory (3, fig. 1-2) as follows:

(g) open inlet gate valve and turn on water

source.

(h) Observe sight gage.

(i) When the tank is full, close inlet gate

valve and turn off water source.

(J) Close tank gate valve.

Do not operate the water pump while using the

external water source.

3. To operate the water system from an external

source, proceed as follows:

(a) Close inlet gate valve.

(b) Close tank gate valve.

(d) Connect length of garden hose from

outlet side of water connection box for use as a drain (18, fig. 1-4).

(e) Connect external water source to inlet

side of water connection box,

(f) Slowly open inlet gate valve.

(g) SlOWlY open sink faucet and allow

incoming water to force air from system.

4. To operate the water system from the tank

supply, proceed as follows:

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