Carrier AQUAFORCE 30XW150-400 - Manual (Page 62)

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Table 40 — EXV Modes and Submodes
Table 41 — Color Indicators when
Moisture is Present in Refrigerant
Liquid Line Service Valve — This valve is located immediately
ahead of filter drier, and has a 1 /
4
-in. access connection for field
charging. In combination with compressor discharge service
valve, each circuit can be pumped down into the high side for
servicing.
EXV TYPE AND CIRCUIT TOUCH PILOT™ PATH NAVIGATOR™ PATH
EXV, Circuit A Main Menu Status QCK_TST1 Q_EXVA Service Test Mode QUIC EXV.A
EXV, Circuit B Main Menu Status QCK_TST1 Q_EXVB Service Test Mode QUIC EXV.B
Economizer EXV, Circuit A Main Menu Status QCK_TST1 Q_ECO_A Service Test Mode QUIC ECO.A
Economizer EXV, Circuit B Main Menu Status QCK_TST1 Q_ECO_B Service Test Mode QUIC ECO.B
    
    
    
    
COLOR INDICATOR
R-134a,
75 F (24 C)
(ppm)
R-134a,
125 F (52 C)
(ppm)
Green — Dry <30 <45
Yellow-green — Caution 30-100 45-170
Yellow — Wet >100 >170
CLOSED
OPEN
CLOSED
OPEN
GASKET
OPEN VALVE IN QUICK TEST SUB-MODE BEFORE DISASSEMBLING
EF05BD271 NV 32.5mm
EF05BD331 NV 36mm
50Nm (36 ft-lb)+ 30° 27mm / 1 1 /
16
''
27mm / 1 1 /
16
''
DISASSEMBLY
ASSEMBLY
NOTES:
1. Push down on valve piston to close valve before assembling.
2. After valve is assembled close valve in Quick Test sub-mode or cycle power before opening service valve.
Fig. 44 — Disassembly and Assembly of EXV Motor
NOTE: Open valve in Quick Test sub-mode before disassembling.
A30-4072ef