23
Code: 02250151
--
218 SR
--
5 --- SR
--
100
Fig. 5 Refrigerant diagram
8. refrigerant filter
10. air---air heat exchanger
11. dew point thermometer
12. fan condensing temperature switch
13. high pressure switch
1. compressor
2. refrigerant condenser
3. fan motor
4. evaporator
5. separator
7. expansion automatic valve
CONDENSATE DRAIN
AIR OUTLET
AIR INLET
4
10
5
11
1
7
8
2
3
12
only for model SR
--
25 --- SR
--
100
13
only for model SR
--
50 --- SR
--
100
Fig. 6 Calibration
MODEL
SETTING
COMPONENT
SR
--
5 --- SR
--
15
34.8 PSIg
(2.4 bar) (+0.1, ---0)
Automatic expansion valve
7
SR
--
25 --- SR
--
100
31.9 PSIg
(2.2 bar) (+0.1, ---0)
OUTLET
INLET
SR
--
25 --- SR
--
100
START: 113
˚
F
(45
˚
C)
(STOP: 104
˚
F)
(40
˚
C)
Fan condensing
temperature switch (TV)
12
SR
--
50 --- SR
--
100
STOP:
406 PSIg
(28 bar)
(START: 319 PSIg
(22 bar)
High pressure switch (HP)
13
reset
