Page 77
Calorex Heat Pumps Ltd. · The Causeway, Maldon, Essex CM9 4XD, UK
Technical Manual
PPT8/12/16/22LX/LY SLIMLINE
SD638160 ISSUE 22d
®
i
15
MAIN ASSEMBLY PPT 22 ALXS
EARTH BLOCK
1213 1415
N
L
5 6 7 8 9
'Y'
VRSN
ONLY
REVERSING
VALVE
WATER
FLOW
SWITCH
FAN
CAP
FAN
N
FAN
L
161718191011
WATER TEMPERATURE
SENSOR PROBE
POCKET
21
31
DEFROST PROBE POSITION
IN EVAPORATOR
ROUTE DEFROST PROBE WIRE
ALONG TOP OF EVAPORATOR
42.50
CONDENSER WATER
TEMPERATURE POCKET
SENSOR
PROBE
(PART OF ITEM 20)
CABLE TIE AROUND
CABLE
CABLE TIE AROUND
POCKET NUT
PLACE THERMAL MASTIC INTO POCKET THEN FULLY
INSERT PROBE. FIT THE INSULATION SLEEVE AND
SECURE WITH CABLE TIES TO BOTH THE POCKET
NUT AND THE PROBE CABLE TO SEAL THE PROBE
FROM AMBIENT AIR.
FIG.5
TEMP PROBE DETAIL
55.00 REF
(POCKET DEPTH)
INSULATION
GREY PROBE
CABLE
2
18
4
3
5
6
7
8
10
22
13
27
96
USE
OR
29
35
86
2
85
2
33
2
R407c
14
28
16
17
82
OR
32
VIEW SHOWING SOLENOID VALVE POSITIONS
93 94
95
19
78
25
NOTE DIRECTION OF
ARROW
FLOW SWITCH TO BE
HAND TIGHT (8Nm) DO
NOT USE A TOOL
26
24
23
97
75
VALVE
A
VALVE
B
IN 2 POSITIONS
97
98
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