Kronoterm WPL-90-K1 HTT_HK Operating instructions

Service instructions
For the air-water heat pump
WPL-45-K1 HT_HK
WPL-70-K1 HTT_HK
WPL-90-K1 HTT_HK
ID.: 17-16-42-1397-01 / 5.2017
SLO
SERVICE
REVISION
SER. NO. OF
INTRODUCED CHANGE
DATE OF INTRODUCED
CHANGE
EXCEPTIONS
01 216400419 28.3.2017

©Termo-tehnika, d.o.o.
ID.: 17-16-42-1397-01
1
5.2017
Service manual - Version 01 / 5.2017
Printed in Slovenia, copyright: Termo-tehnika, d. o. o.
This document is copyrighted. Any use outside the provisions of the copyright law without the
permission of Termo-tehnika d.o.o. is illegal and punishable by law. All previous versions of
this document are void. We reserve the right to make changes and mistakes in print.

©Termo-tehnika, d.o.o.
ID.: 17-16-42-1397-01
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Content
1. Serial number structure........................................................................................ 3
2. The position of connections and dimensions..................................................... 4
2.1 WPL 40-K1 HT_HK ................................................................................................. 4
2.2 WPL 70-K1 HTT_HK and WPL 90-K1 HTT_HK ...................................................... 5
3. Technical data ....................................................................................................... 5
4. Removal of front cover ......................................................................................... 5
5. Cooling piping diagram ........................................................................................ 6
5.1 WPL-45-K1 HT_HK................................................................................................. 6
5.2 WPL-70-K1 HTT_HK............................................................................................... 8
5.3 WPL-90-K1 HTT_HK..............................................................................................10
6. Electrical wiring diagram.....................................................................................12
6.1 WPL-45-K1 HT_HK................................................................................................13
6.2 WPL-70-K1 HTT_HK in WPL-90-K1 HTT_HK ........................................................15
7. Components .........................................................................................................17
7.1 Bill of materials WPL-45-K1 HT_HK .......................................................................17
7.2 Bill of materials WPL-70-K1 HTT_HK.....................................................................19
7.3 Bill of materials WPL-90-K1 HTT_HK.....................................................................21
7.4 Positions on the device ..........................................................................................23

©Termo-tehnika, d.o.o.
ID.: 17-16-42-1397-01
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1. Serial number structure
The serial number is structured to include the following information:
T - type of device/sales group
YY - year of manufacture
WW - calendar week of device manufacture
XXXX - serial number of the product in the production year.
T YY WW XXXX (written without spaces)
Example: 215460001
2
15
46
0001
HEATING HP Year of manufacture (2015) Calendar year of man. Serial no. in the year (0001,
0002, 0003...)

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2. The position of connections and dimensions
2.1 WPL 40-K1 HT_HK
1 Supply pipe for heating - heat source
2 Return pipe for heating - heat source
1
2

©Termo-tehnika, d.o.o.
ID.: 17-16-42-1397-01
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5.2017
2.2 WPL 70-K1 HTT_HK and WPL 90-K1 HTT_HK
3. Technical data
See Installation manual for the air-water heat pump ID: 17-15-52-2681-xx.
4. Removal of front cover
To access the electrical and cooling part of the device, first remove the sides as shown in the
Installation manual for the air-water heat pump ID: 17-15-52-2681-xx.
1 Supply pipe for heating - heat source
2 Return pipe for heating - heat source
1
2

©Termo-tehnika, d.o.o.
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5. Cooling piping diagram
5.1 WPL-45-K1 HT_HK
TIC
TIC
TC
TCE
TCE
PSHTIC
PSL
TC
PSL
FZAL
TIC
TIC
PIC PIC
Zunanja (kompaktna) enota
Outdoor (compact) unit
Ø35 Ø22 Ø35
Ø35
Ø42
Ø42
DN40
DN40 Ø22 Ø22
Ø18
Ø18
Ø18
Ø 18 Ø18
Ø10
Ø18 Ø16
Ø18
Ø 18
Ø10
Ø18
Ø16
Ø16
Ø18
Ø16 Ø28
Ø28
1
2
3
22
4
5
6
7
8
9
10
13 12
Ø16
11
4
20
14
15
25
26 27
28
29
30
30
23
21
Permanent direction Heating
Defrosting Refrigerant
Control and data Return pipe for heating
Supply pipe for heating Unit limit
Temperature sensor
HP (high pressure) switch
LP (low pressure) switch
Flow switch
Thermo-expansion valve
PIC
Pressure probe

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1 Compressor 16 Ball valve
2 Condenser 17 Ball valve
3 Evaporator 18 Rotalock
4 EEV, heating 19 Rotalock
5a Filter drier 20 Fan
5b Cartridge 21 Crankcase heater
6 Sight glass 22 Condensate panel heater
7 4–Way valve 23 Condensate drain heater 60W
8 TEV, cooling 24 Temperature probe
9 Tank 25 Pressure probe
10 Economizer 26 LP (low pressure) switch
11 TEV, Eco 27 LP switch
12 Sight glass Eco 28 HP (high pressure) switch
13 Solenoid valve 29 Flow switch
14 Check valve 30 Temperature probe
15 Check valve 31 /

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ID.: 17-16-42-1397-01
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5.2 WPL-70-K1 HTT_HK
TIC
TIC
PSLPIC
FZAL
TCE
TCE
TIC
TIC
PSH
FZAL TIC
TCE
TIC
TCE
TIC
TC
TIC
TIC
TC
PSL
PIC
Zunanja (kompaktna) enota
Outdoor (compact) unit
A3
Ø28
Ø35
Ø35 Ø35
Ø42
Ø42 Ø42
Ø42
Ø28
Ø42
Ø28 Ø28
Ø35Ø35
Ø16 Ø16
Ø22 Ø22
Ø16
Ø16 Ø16
Ø16 Ø16
Ø16
Ø16
Ø16
Ø16
Ø16
Ø16
Ø16 Ø16
Ø16
Ø16
Ø28
Ø16
Ø16
Ø16
Ø16
Ø35
Ø28
Ø16
Ø16
Ø16
Ø16
Ø16
Ø16
Ø42
Ø28
VT
EMV2EMV1
K1 K2
RV
PT_EVD
NT1
NT2
A8
Ø22
Ø54
Ø54
DN50
DN50
Ø22
Ø22
A6
A1
Ø42
Ø22
Ø22 Ø22
Ø22
Ø22 Ø22
Ø22Ø22
Ø22 Ø22
Ø22
Ø22
Ø22
Ø12
Ø12 Ø12
V1 V2
EEV1A
EEV1B EEV2B
EEV2A
T_EEV1A
T_EEV1B
T_EEV2A
T_EEV2B
1
13
26
7
2
8
14
9
14
5
6
12
11
10
3
4 17
15
Ø28
16
A5
A4
19
18
20
21
23 22
24
24
24
25
25
24
26
27
29
29
28
30
31
Permanent direction Heating
Defrosting Refrigerant
Control and data Return pipe for heating
Supply pipe for heating Unit limit
Temperature sensor
HP (high pressure) switch
LP (low pressure) switch
Flow switch
Thermo-expansion valve
PIC
Pressure probe

©Termo-tehnika, d.o.o.
ID.: 17-16-42-1397-01
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5.2017
1 Compressor 16 Ball valve
2 Condenser 17 Ball valve
3 Evaporator 18 Rotalock
4 EEV, heating 19 Rotalock
5a Filter drier 20 Fan
5b Cartridge 21 Crankcase heater
6 Sight glass 22 Condensate panel heater
7 4–Way valve 23 Condensate drain heater 60W
8 TEV, cooling 24 Temperature probe
9 Tank 25 Pressure probe
10 Economizer 26 LP (low pressure) switch
11 TEV, Eco 27 LP switch
12 Sight glass Eco 28 HP (high pressure) switch
13 Solenoid valve 29 Flow switch
14 Check valve 30 Temperature probe
15 Check valve 31 Moister indicator

©Termo-tehnika, d.o.o.
ID.: 17-16-42-1397-01
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5.3 WPL-90-K1 HTT_HK
TIC
TIC
PSLPIC
FZAL
TCE
TCE
TIC
TIC
PSH
FZAL TIC
TCE
TIC
TCE
TIC
TC
TIC
TIC
TC
PSL
PIC
Zunanja (kompaktna) enota
Outdoor (compact) unit
A3
Ø28
Ø35
Ø35 Ø35
Ø42
Ø42 Ø42
Ø42
Ø28
Ø42
Ø28Ø28
Ø35Ø35
Ø16 Ø16
Ø22 Ø22
Ø16
Ø16 Ø16
Ø16 Ø16
Ø16
Ø16
Ø16
Ø16
Ø16
Ø16
Ø16 Ø16
Ø16
Ø16
Ø28
Ø16
Ø16
Ø16
Ø16
Ø35
Ø28
Ø16
Ø16
Ø16
Ø16
Ø16
Ø16
Ø42
Ø28
VT
EMV2EMV1
K1 K2
RV
PT_EVD
NT1
NT2
A8
Ø22 Ø54
Ø54
DN50
DN50
Ø22
Ø22
A6
A1
Ø42
Ø22
Ø22 Ø22
Ø22
Ø22 Ø22
Ø22Ø22
Ø22 Ø22 Ø22
Ø22
Ø22
Ø12
Ø12 Ø12
V1 V2
EEV1A
EEV1B EEV2B
EEV2A
T_EEV1A
T_EEV1B
T_EEV2A
T_EEV2B
1
13
7
2
8
14
9
14
5
6
12
11
10
3
4 17
15
Ø28
16
A5
A4
19
18
20
21
2223
24
25
25
24
24
24
24
26
27
28
29
29
31
FZAL
TIC
Temperaturno zaznavalo
Pretočno stikalo
PSH
VT stikalo
PSL
PIC
NT stikalo
Tlačna sonda
30
Permanent direction Heating
Defrosting Refrigerant
Control and data Return pipe for heating
Supply pipe for heating Unit limit
Temperature sensor
HP (high pressure) switch
LP (low pressure) switch
Flow switch
Thermo-expansion valve
PIC
Pressure probe

©Termo-tehnika, d.o.o.
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1 Compressor 16 Ball valve
2 Condenser 17 Ball valve
3 Evaporator 18 Rotalock
4 EEV, heating 19 Rotalock
5a Filter drier 20 Fan
5b Cartridge 21 Crankcase heater
6 Sight glass 22 Condensate panel heater
7 4–Way valve 23 Condensate drain heater 60W
8 TEV, cooling 24 Temperature probe
9 Tank 25 Pressure probe
10 Economizer 26 LP (low pressure) switch
11 TEV, Eco 27 LP switch
12 Sight glass Eco 28 HP (high pressure) switch
13 Solenoid valve 29 Flow switch
14 Check valve 30 Temperature probe
15 Check valve 31 Moister indicator

©Termo-tehnika, d.o.o.
ID.: 17-16-42-1397-01
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6. Electrical wiring diagram
MARK
OF THE ELEMENT
CONNECTING CLIPS
DESCRIPTION
PE
Grounding wire
N
Neutral wire
L1, L2, L3
Connecting phases of the supply cable
4
Additional source
5
230 Vac supply for condensate pan heater
6
Reversible valve, Heating cables
7
Connecting clip ~ 230 V, 50 Hz
8, 9
Compressor protection 1
10, 11
Compressor protection 2
12
Crankcase heater 1
13
Crankcase heater 2
MODUL 3
Outdoor I/O module MD3
JMP
Position of jumper (on second position)
Q1
Heat source - fan
Q2
Connecting compressor 1.
9, 10
Q3, Q4
Compressor protection
7
Q5
Additional source
8
Q6
Reversible valve
Reversible valve
Q8, Q9
Solenoid valve
5,6
Q10, Q12
Crankcase heater
Q11
Cooling valve
A1
Return temperature sensor
A2
Liquid gases temperature sensor
A3
Compressor temperature sensor
A4
Evaporator temperature sensor
A5
Temperature sensor for outdoor temperature
A6
Temperature sensor of the supply pipe
A7, A8
Temperature sensor of compressor temperature
D1
Overvoltage protection
P1
D2
High-pressure switch
NT1
D3
Low-pressure switch 1 in heating mode
NT2
D3
Low-pressure switch 2 in cooling mode
PS1, PS2
D4
Flow switch
GND
Functional grounding
TE1
Communication with I/O module MD1
C1/1
Contactor of compressor 1
C1/2
Contactor of compressor 2
F1, F2, F3
Circuit breaker
C2
Contactor of fan
TR2
Transformer 230 Vac/24 Vac
R1, R2, R3
Relays
EVD1, EVD2
Controller Carel
EEV A
-
1, EEV A
-
2,
EEV B-1, EEV B-2
Electric expansion valve
EMV1, EMV2
Solenoid valve
MS1, MS2
Motor protective switch 1, 2
KF
Phase supply protection
11
Heater mat
12
Main switch
N
Ground
Neutral
M 1~
One-phase motor
M 3~
Three-phase motor

©Termo-tehnika, d.o.o.
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6.1 WPL-45-K1 HT_HK
L1 L2 L3 C NO
3~ 400V 50Hz
PE
L1 L2 L3 N PE
5x6mm2
5
N
N
Figure 1: El. Wiring diagram WPL-45-K1 HT_HK 1/2

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G
G0
VBAT
GND
1
2
3
4
COMA
NOA
GND
VREF
S1
S2
S3
S4
DI1
DI2
GND
Tx/Rx
1
2
3
4
COMB
NOB
NTC
PT
A1
A
NTC
B1
PT
0-30bar
PS2
8 9
M1 M2
A1
T1 T2
4 6 10
7
GND
TE2
Tx, Rx
TT3000
MD3 (MBIO12) TERMOTRONIC 3000
D5D4D3D2D1 D6 D7 D8 12VGNDA6
GND
A5A2
GND
A1 A4
GND
A3 A8
GND
A7
L Q2 Q3 L Q4 Q5 Q6Q1 L Q8 Q9 L Q10 Q11 Q12Q7
TE2TE1
JMP
Figure 2: El. Wiring diagram WPL-45-K1 HT_HK 2/2

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6.2 WPL-70-K1 HTT_HK in WPL-90-K1 HTT_HK
L1 L2 L3 C NO
3~ 400V 50Hz
PE
L1 L2 L3 N PE
5x10mm2
5
Figure 3: El. Wiring diagram WPL-70-K1 HTT_HK 1/2 and WPL-90-K1 HTT_HK 1/2

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PT
0-30bar
PS2
8 9
M1 M2
A1
T1 T2
4 6 12
7
GND
13
10 11
M1 M2
A1
T1 T2
G
G0
VBAT
GND
1
2
3
4
COMA
NOA
GND
VREF
S1
S2
S3
S4
DI1
DI2
GND
Tx/Rx
1
2
3
4
COMB
NOB
NTC
A2 NTC
B2
G
G0
VBAT
GND
1
2
3
4
COMA
NOA
GND
VREF
S1
S2
S3
S4
DI1
DI2
GND
Tx/Rx
1
2
3
4
COMB
NOB
NTC
PT
A1
A
NTC
B1
TE2
TE2
Tx, Rx
TT3000 (MD1)
Figure 4: El. Wiring diagram WPL-70-K1 HTT_HK 2/2 and WPL-90-K1 HTT_HK 2/2

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ID.: 17-16-42-1397-01
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7. Components
7.1 Bill of materials WPL-45-K1 HT_HK
POS
Ident
Name
Quantity
EM
2222000072476 WPL-45-K1 HT (WPL-45-K1 HT/HK 3F) 1
1 2222000050153 COMPRESSOR 1 PIECE
2 2222000057435 HEAT CONDUCTOR - CONDENSER 1 PIECE
3 2222000028121 EVAPORATOR 2 PIECE
4 2222000038168 THERMO-EXPANSION VALVE - HE 2 PIECE
5.1 2222000019686 FILTER DRIER 1 PIECE
5.2 2222000042349 CARTRIDGE OF DRIER 1 PIECE
6 2222000050757 MOISTURE INDICATOR 1 PIECE
7 2222000059521 4-SIDE VALVE 1 PIECE
8.1
8.2
9 2222000021535 TANK 1 PIECE
10 2222000013578 HEAT CONDUCTOR - ECONOMISER 1 PIECE
11.1
11.2
12 2222000013783 SIGHT GLASS ECO 1 PIECE
13.1 2222000033583 SOLENOID VALVE 1 PIECE
13.2 / / / /
14 2222000064273 CHECK VALVE 18mm 2 PIECE
15 2222000006839 CHECK VALVE NRV 16mm 2 PIECE
16 2222000005634 BALL VALVE 11A 1 PIECE
17 2222000028367 BALL VALVE 5 2 PIECE
18 2222000003975 ROTALOCK V. 18mm 1 PIECE
19 2222000003975 ROTALOCK V. 18mm 1 PIECE
20 2222000051303 FAN 1 PIECE
21 2222000054885 CRANKCASE HEATER 1 PIECE
22 2222000056056 HEATER MAT 2 PIECE
23 2222000037031 HEATING CABLE 60W 1 PIECE
24 2222000050658 SENSOR PT 7 PIECE
25 2222000032463 PROBE SPKT 3 PIECE
26 2222000058647 PRESSURE SWITCH Y 0,3/1,0 1 PIECE
27 2222000050702 PRESSURE SWITCH Y 3,0/4,0 1 PIECE
28 2222000034597 PRESSURE SWITCH Y 29/25 1 PIECE
29 2222000045074 FLOW SWITCH 2 PIECE
30 2222000065096 PROBE NTC 6.0m 1 PIECE
31 / / / /
32 2222000065300 PROBE NTC 3,0m 1 PIECE
33 2222000032982 VENT VALVE 1 PIECE
34 2222000045944 4-WAY VALVE COIL 1 PIECE
35 2222000023348 RELAY PANEL MBIO12 1 PIECE
36 2222000065652 ELECTRONICS LID 1 PIECE
37 2222000059866 DRIVER 1 PIECE
38 2222000029784 CONTACTOR K3-40A00 230V 1 PIECE
39 / / / /
40 2222000022235 CONTACTOR 12 220 V 1 PIECE
40.1 2222000018054 RC FILTER 2 PIECE
41 2222000018962 MOTOR PROTECTIVE SWITCH 1 PIECE

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42 2222000047405 PHASE SUPPLY PROTECTION 1 PIECE
43 2222000061241 TRANSFORMER 230/12,24V 1 PIECE
44 2222000004903 RELAY 3 PIECE
45 2222000041489 RELYA BASE 3 PIECE
46 2222000057220 SWITCH DILOS 1 PIECE
47 2222000074401 BASE 1 PIECE
48 2222000074418 BOTTOM OF EVAPORATOR 1 PIECE
49 2222000074425 REINFORCEMENT OF BASE 2 PIECE
50 2222000074432 EXTERIOR END PILLAR 4 PIECE
51 2222000074449 EXTERIOR MIDDLE PILLAR 2 PIECE
52 2222000074456 LONGER CROSS BRACKET 8 PIECE
53 2222000074463 INTERNAL PILLAR 2 PIECE
54 2222000074470 SHORT CROSS BRACKET 4 PIECE
55 2222000074487 EXTERIOR FAN BRACKET 2 PIECE
56 2222000074494 BIG PANEL 2 PIECE
57 2222000074500 SMALL PANEL 2 PIECE
58 2222000074517 AIR INTAKE PANEL 2 PIECE
59 2222000074524 END CROSS COVER 2 PIECE
60 2222000074531 MIDDLE CROSS COVER 1 PIECE
61 2222000074548 COVER OF AGREGATE 1 PIECE
62 2222000074555 COVER OF EVAPORATOR 1 PIECE
63 2222000074562 FLOATING BOTTOM 1 PIECE
64 2222000074579 CARRIER 4 – WAY VALVE 1 PIECE
65 2222000074586 CARRIER CONDENSER 1 PIECE
66 2222000074593 BRACKET OF CONDENSER 1 PIECE
67 2222000074609 CARRIER OF ELECTRICAL CABINET 2 PIECE
68 2222000074616 ELECTRICAL CABINET 1 PIECE
69 2222000074623 CARRIER OF PANEL 6 PIECE
70 2222000074647 INTERNAL BRACKET OF FAN 2 PIECE
71 2222000074654 CONDENSATE BASIN 1 PIECE
72 2222000074807 ROOF OF FAN 1 PIECE
73 2222000074661 BOTTOM BETWEEN EVAPORATORS 1 PIECE
74 2222000072667 NOGA CARRIER OF DEVICE 6 PIECE
75 2222000074692 CARRIER OF ECONOMISERJA 1 PIECE
76 2222000074708 JAW CARRIER OF EVAPORATOR 2 PIECE
77 2222000074715 CROSS CARRIER OF EVAPORATOR 1 PIECE
78 2222000074722 COVER OF FAN 2 PIECE
79 2222000074739 CARRIER OF EVAPORATOR 2 PIECE
80 2222000074746 BULKHEAD PANEL 1 PIECE
81 / / / /
82 2222000074777 CARRIER OF V-EVAPORATOR 2 PIECE
83 / / / /
84 / / / /
85 2222000031510 CASE OF THERMOSTATIC EXPANSION VALVE 10331
ALCO 1 PIECE
86 2222000031459 JET OF THE THERMOSTATIC EXPANSION VALVE X11873-
B5B ALCO 1 PIECE
87 2222000027193 THERMAL ELEMENT XB 1019 NW 100-1B ALCO 1 PIECE
88 2222000017255 THERMOSTATIC EXPANSION VALVE TIS-NW ALCO 1 PIECE
89 2222000008260 JET OF THE THERMOSTATIC EXPANSION VALVE TIO 04
ALCO 1 PIECE

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7.2 Bill of materials WPL-70-K1 HTT_HK
POS
Ident
Name
Quantity
EM
2222000072483 WPL-70-K1 HTT (WPL-70-K1 HTT/HK 3F) 1
1 2222000064235 COMPRESSOR 2 PIECE
2 2222000009342 HEAT CONDUCTOR - CONDENSER 1 PIECE
3 2222000028121 EVAPORATOR 4 PIECE
4 2222000038168 THERMOSTATIC EXPANSION VALVE - HE 4 PIECE
5.1 2222000019686 FILTER DRIER 1 PIECE
5.2 2222000042349 CARTRIDGE OF DRIER 1 PIECE
6 2222000065393 MOISTURE INDICATOR 1 PIECE
7 2222000046637 4-SIDE VALVE 1 PIECE
8.1
8.2
9 2222000042165 TANK 1 PIECE
10 2222000001124 HEAT CONDUCTOR - ECONOMISER 1 PIECE
11.1
11.2
12 2222000038984 SIGHT GLASS ECO 1 PIECE
13.1 2222000013813 SOLENOID VALVE 2 PIECE
13.2 2222000017101 COIL 2 PIECE
14 2222000039134 CHECK VALVE 22 mm 2 PIECE
15 2222000006839 CHECK VALVE NRV 16mm 4 PIECE
16 2222000081331 BALL VALVE M42 1 PIECE
17 2222000028367 BALL VALVE 5 4 PIECE
18 2222000000967 ROTALOCK V. 22mm 2 PIECE
19 2222000027216 ROTALOCK V. 28mm 2 PIECE
20 2222000051303 FAN 2 PIECE
21 2222000054885 CRANKCASE HEATER 2 PIECE
22 2222000056056 HEATER MAT 4 PIECE
23 2222000037031 HEATING CABLE 60W 2 PIECE
24 2222000050658 SENSOR PT 7 PIECE
25 2222000032463 PROBE SPKT 3 PIECE
26 2222000058647 PRESSURE SWITCH Y 0,3/1,0 1 PIECE
27 2222000050702 PRESSURE SWITCH Y 3,0/4,0 1 PIECE
28 2222000034597 PRESSURE SWITCH Y 29/25 1 PIECE
29 2222000045074 FLOW SWITCH 2 PIECE
30 2222000065096 PROBE NTC 6.0m 3 PIECE
31 2222000011895 VENT VALVE 1 PIECE
32 2222000065300 PROBE NTC 3,0m 1 PIECE
33 2222000032982 VENT VALVE 1 PIECE
34 2222000045944 4-WAY VALVE COIL 1 PIECE
35 2222000023348 RELAY PANEL MBIO12 1 PIECE
36 2222000065652 ELECTRONICS LID 1 PIECE
37 2222000059866 DRIVER 2 PIECE
38 / / / /
39 2222000018122 CONTACTOR 30 220 V 2 PIECE
40 2222000022235 CONTACTOR 12 220 V 1 PIECE
40.1 2222000018054 RC FILTER 3 PIECE
41 2222000018962 MOTOR PROTECTIVE SWITCH 2 PIECE
42 2222000047405 PHASE SUPPLY PROTECTION 1 PIECE
43 2222000061241 TRANSFORMER 230/12,24V 1 PIECE
44 2222000004903 RELAY 3 PIECE