TM 5-4310-344-34
g.
Check Valve Assembly.
Heater blanket:
Voltage .......................................................... 27V
Opening pressure..................................... 2 to 4 psig
Power .................................................... 140 Watt
Reverse flow leakage (differential) .................. 0 psig
Thermoswitch:
Contacts open .................................... 75F 5F
h. Crankcase Pressure Relief Valve
Contacts close .................................... 45F 7F
(2880100-3)
d.
Pneumatic Dump Valve Assembly.
Full flow pressure 10 psig
Type...................................................... Air actuated
i.
2nd Stage Pressure Relief-Valve
(3260169)
Operating pressure:
Low pressure ............................................ 50 psig
Reseal pressure .......................................... 100 psig
High pressure ....................................... 3100 psig
j.
3rd Stage Pressure Relief Valve (3260179)
e.
Back Pressure Valve Assembly.
Reseal pressure .......................................... 700 psig
Full flow inlet pressure
(zero back pressure) ................... 1700 100 psig
k.
Electrical Timer Cycle 30 4.5 minutes
Increasing pressure leakage
(to 1450 psig) ........................................ 5 cc/min.
l.
Pressure Switch
Decreasing pressure leakage
(to 1450 psig) ....................................... 0.15 scfm
Open ............................................... 3100 100 psig
Close ............................................... 2800 psig (min)
f.
Relief Valve (117B100-25)
Full flow pressure ............................ 3950 psig (max)
Reseal pressure ............................... 3360 psig (min)
1-3
