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LEGEND
1.
INLET VALVE (V1 LEFT, V2 RIGHT)
1A.
FLOW CONTROL VALVE
2.
PURGE EXHAUST VALVE (V3 LEFT, V4 RIGHT)
3.
PURGE CHECK VALVE (V5 LEFT, V6 RIGHT) (NO SPRING)
4.
OUTLET CHECK VALVE (V7 LEFT, V8 RIGHT)
5.
DEPRESS VALVE (V9 LEFT, V10 RIGHT)
6.
PURGE HEATER WITH INSULATION
7.
HEATER TEMPERATURE THERMOCOUPLE
8.
HEATER OVERTEMPERATURE RTD
9.
CHAMBER RTD (LEFT & RIGHT)
10.
RELIEF VALVE
11.
CHAMBER PRESSURE GAUGES (LEFT & RIGHT)
12.
CHAMBER PRESSURE SWITCH (LEFT & RIGHT)
13.
SERVICE VALVE
14.
PILOT AIR FILTER
15.
PRESSURE REGULATOR & GAUGE
16.
SOLENOID VALVE
17.
MUFFLER
18.
DESICCANT CHAMBER
19.
DESICCANT RETAINING SCREEN (TOP & BOTTOM)
20.
DESICCANT FILL PORT
21.
DESICCANT DRAIN PORT
22.
HOT PIPE INSULATION
23.
PURGE PRESSURE GAUGE
24.
PURGE BLOWER AND MOTOR
25.
PURGE SUCTION FILTER SILENCER
26.
REPRESS/SWEEP VALVE (V11)
27.
REPRESS/SWEEP CHECK VALVE (V12 LEFT, V13 RIGHT)
28.
REPRESS/SWEEP ORIFICE
29.
CHAMBER BLOW-DOWN VALVE
30.
TEMPERATURE SWITCH (MODELS 3200 - 4300 ONLY)
ENERGY MANAGEMENT OPTION
42.
ENERGY MANAGEMENT PILOT OPERATED VALVE
43.
ENERGY MANAGEMENT SENSOR (RTD4/HS1)
DEWPOINTER OPTION
44.
DEWPOINT ANALYZER
44A. DEWPOINT ANALYZER FILTER
INSULATION OPTION
54.
CHAMBER INSULATION
LEFT CHAMBER DRYING (RIGHT CHAMBER REGEN)
FIXED CYCLE TIMING
2
176
4
(TIME IN MINUTES)
SOLENOID
YES
CLOSED
V1
VALVE 'A'
NO
OPEN
3 WAY
SOLENOID
YES
CLOSED
V2
VALVE 'B'
NO
OPEN
3 WAY
SOLENOID
YES
OPEN
V3
VALVE 'C'
NO
CLOSED
3 WAY
SOLENOID
YES
OPEN
V4
VALVE 'D'
NO
CLOSED
3 WAY
NO
CLOSED
SOLENOID
V11
VALVE 'E'
YES
OPEN
N.C.
SOLENOID
YES
OPEN
V9
VALVE 'F'
NO
CLOSED
N.C.
SOLENOID
YES
OPEN
V10
VALVE 'G'
NO
CLOSED
N.C.
YES
ON
HEATER
NO
OFF
YES
ON
BLOWER
MOTOR
NO
OFF
Sequence of Operation
(Model 750 through 4300)
RIGHT CHAMBER DRYING (LEFT CHAMBER REGEN)
55
3
2
176
4
55
*
= FAILS IN POSITION
SOL 'C'
5
4
1
2
3
V3
V4
DETAIL 'A' (MODELS 900-4300)
3
*
*
*
*
SOL 'D'
5
4
1
2
3
39
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