74
Overview of internal components, type WW 301.BS125 to WW 302.BS300
qW
qE
qP
qI
qO
wQ
8
5
34
1
2
wW
wT
wR
9
7
Fig.61
qW
/
qE 2
/
3
/
4
/
5
wE
qU
qT
qZ
qI
qR
wP
6
Fig.62
1
Wiring chamber
2
Safety high pressure switch, high pressure 1 (stage 1)
3
Only type WW 302.B125, WW 302.B155, WW 302.B200, WW 302.B250 and WW 302.B300:
Safety high pressure switch, high pressure 2 (stage 2)
4
High pressure sensor EEV
5
Suction gas temperature sensor EEV
6
Low pressure sensor EEV
7
Liquid gas temperature sensor EEV
8
Electronic expansion valve EEV
9
Only type WW 302.B125, WW 302.B155, WW 302.B200, WW 302.B250 and WW 302.B300:
Hot gas temperature sensor EEV 2/compressor 2 (stage 2)
qP
Only type WW 302.B125, WW 302.B155, WW 302.B200, WW 302.B250 and WW 302.B300:
Compressor 2 (stage 2)
Hot gas temperature sensor, compressor 1 (stage 1)
qW
Compressor 1 (stage 1)
qE
Sight glass, oil level, compressor 1 and 2
qR
Secondary circuit return temperature sensor
Troubleshooting
Repairs
(cont.)
5549 991 GB
Service
Содержание 301.BS090
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