Nibe VVM 500 User manual

Service manual
APH
NIBE™ VVM 500
Indoor module
SEM GB 1514-2
M11495

Table of Contents
21 Important information
2Document information
2Safety information
52 Indoor module's design
5VVM 500
6Pipe connections
6HVAC components
6Sensors etc.
6Electrical components
6Miscellaneous
73 System description
7Principle of operation
8System diagram
94 Current circuit
9Load monitor
105 Component description
10Components
12Sensors
13Electronics
156 Troubleshooting
15Alarm list
23Troubleshooting guide
28Function check, components
307 Component replacement
30Basic
34Main components
45Circuit board and electronics
488 Technical data
48Dimensions and setting-out coordinates
49Technical specifications
51Hot water capacity
52Index
1Table of Contents |NIBE™ VVM 500

Document information
This technical manual is a complement to the Installer
handbook for VVM 500, containing:
■Component description.
■Information to facilitate fault-tracing.
■Instructions for replacing components.
■Wiring diagram.
■Supplementary technical information.
The document applies to VVM 500 with software ver-
sions up to and including v4272R5.
The heat pump software version can be found in the
info menu (menu 3.1).
Safety information
This manual describes installation and service proced-
ures for implementation by specialists.
This appliance can be used by children
aged from 8 years and above and per-
sons with reduced physical, sensory or
mental capabilities or lack of experience
and knowledge if they have been given
supervision or instruction concerning
use of the appliance in a safe way and
understand the hazards involved. Chil-
dren shall not play with the appliance.
Cleaning and user maintenance shall
not be made by children without super-
vision.
Rights to make any design or technical
modifications are reserved.
©NIBE 2015.
Symbols
NOTE
This symbol indicates danger to machine or
person.
Caution
This symbol indicates important information
about what you should observe when main-
taining your installation.
TIP
This symbol indicates tips on how to facilitate
using the product.
Marking
The CE marking means that NIBE ensures that the
product meets all regulations that are placed on it
based on relevant EU directives. The CE mark is obligat-
ory for most products sold in the EU, regardless where
they are made.
NIBE™ VVM 500Chapter 1 | Important information2
1 Important information

Serial number
The serial number can be found at the bottom right of
the front cover and in the info menu (menu 3.1).
Serial number
Caution
Always give the product's serial number (14
digits) when reporting a fault.
3Chapter 1 | Important informationNIBE™ VVM 500

Contact information
KNV Energietechnik GmbH, Gahberggasse 11, 4861 SchörflingAT
Tel: [phone] Fax: [phone] E-mail: [e-mail] www.knv.at
NIBE Wärmetechnik AG, Winterthurerstrasse 710, CH-8247 FlurlingenCH
Tel: [phone] Fax: [phone] E-mail: [email protected] www.nibe.ch
Druzstevni zavody Drazice s.r.o, Drazice 69, CZ - 294 71 Benatky nad JizerouCZ
Tel: [phone] Fax: [phone] E-mail: [email protected] www.nibe.cz
NIBE Systemtechnik GmbH, Am Reiherpfahl 3, 29223 CelleDE
Tel: [phone] Fax: [phone] E-mail: [email protected] www.nibe.de
Vølund Varmeteknik A/S, Member of the Nibe Group, Brogårdsvej 7, 6920 VidebækDK
Tel: [phone] Fax: [phone] E-mail: [email protected] www.volundvt.dk
NIBE Energy Systems OY, Juurakkotie 3, 01510 VantaaFI
Puh: 09-274 697 0 Fax: [phone] E-mail: inf[email protected] www.nibe.fi
NIBE Energy Systems France Sarl, Zone industrielle RD 28, Rue du Pou du Ciel, 01600 ReyrieuxFR
Tel : [phone] Fax : [phone] E-mail: [email protected] www.nibe.fr
NIBE Energy Systems Ltd, 3C Broom Business Park, Bridge Way, Chesterfield S41 9QGGB
Tel: [phone] Fax: [phone] E-mail: [email protected].uk www.nibe.co.uk
NIBE Energietechniek B.V., Postbus 634, NL 4900 AP OosterhoutNL
Tel: [phone] Fax: [phone] E-mail: [email protected] www.nibenl.nl
ABK AS, Brobekkveien 80, 0582 Oslo, Postadresse: Postboks 64 Vollebekk, 0516 OsloNO
Tel. sentralbord: [phone] E-mail: [email protected] www.nibeenergysystems.no
NIBE-BIAWAR Sp. z o. o. Aleja Jana Pawła II 57, 15-703 BIAŁYSTOKPL
Tel: [phone] Fax: [phone] E-mail: [e-mail] www.biawar.com.pl
© "EVAN" 17, per. Boynovskiy, Nizhny NovgorodRU
Tel./fax [phone] E-mail: [email protected] www.nibe-evan.ru
NIBE AB Sweden, Box 14, Hannabadsvägen 5, SE-285 21 MarkarydSE
Tel: [phone] Fax: [phone] E-mail: [email protected] www.nibe.se
For countries not mention in this list, please contact Nibe Sweden or check www.nibe.eu for more information.
NIBE™ VVM 500Chapter 1 | Important information4

VVM 500
APH
VVM 500
XL2
AA3
QM1
AA1
EB1
FD1
FA1
XL9
QN35
PF3PF1
XL3
GP12
QN10
AA2
SF1
UB1
AA4-XJ4
AA4
AA4-XJ3
GP1
QM20
BT63
BT2
UB2
XL8
XL8
XL9
XL4
CM1
XL2
XL3
XL14
XL13XL19
XL18XL1
QN11
XL1
BT6
BT54
QM20
BT7
PF3
PF1
XL39
XL39
XL18
XL14
XL19
XL13
AA7
W130
BT3
5Chapter 2 | Indoor module's designNIBE™ VVM 500
2 Indoor module's design

Pipe connections
Connection, heating medium flow lineXL1
Connection, heating medium return lineXL2
Connection, cold waterXL3
Connection, hot waterXL4
Connection, docking in heating mediumXL8
Connection, docking out heating mediumXL9
Connection, solar system flow lineXL13
Connection, solar system return lineXL14
Connection, docking in high tempXL18
Connection, docking out high tempXL19
Connection, docking poolXL39
HVAC components
Expansion tank (connection)CM1
Circulation pumpGP1
Charge pumpGP12
Drain valve, water heaterQM1
Venting, climate systemQM20
Shuttle valve, climate system/water heater, flow
line
QN10
Shunt valveQN11
Shuttle valve, climate system/water heater, re-
turn line
QN35
Sensors etc.
Temperature sensors, heating medium flowBT2
Temperature sensors, heating medium returnBT3
Temperature sensor, hot water, controlBT6
Temperature sensor, hot water, displayBT7
Temperature sensor, solar coilBT54
Temperature sensor, heating medium supply
after immersion heater
BT63
Electrical components
Immersion heater cardAA 1
Base cardAA 2
Input circuit boardAA 3
Display unitAA 4
AA4-XJ3 USB socket
AA4-XJ4 Service socket
Extra relay circuit boardAA 7
Immersion heaterEB 1
Miniature circuit-breakerFA 1
Temperature limiterFD 1
SwitchSF 1
Miscellaneous
Rating platePF 1
Serial number platePF 3
Cable glandUB1
Cable glandUB2
Designations in component locations according to
standard IEC 81346-1 and 81346-2.
NIBE™ VVM 500Chapter 2 | Indoor module's design6

Principle of operation
XL8 XL9 CM1 XL3 XL2
XL1XL4BT7XL39
BT2
GP1
BT3
GP12
QN10
QN35
QN11
BT6
BT54
XL2
XL9
QN35
XL3
GP12
QN10
BT3
GP1
BT2
XL8
XL4
CM1
QN11
XL1
BT6
BT54
BT7
XL39
List of components
Pipe connections
Connection, heating medium flow lineXL1
Connection, heating medium return lineXL2
Connection, cold waterXL3
Connection, hot waterXL4
Connection, docking in heating mediumXL8
Connection, docking out heating mediumXL9
Connection, docking poolXL39
HVAC components
Expansion tank (connection)CM1
Circulation pumpGP1
Charge pumpGP12
Shuttle valve, climate system/water heater, flow
line
QN10
Shunt valveQN11
Shuttle valve, climate system/water heater, re-
turn line
QN35
Sensors
Temperature sensors, heating medium flowBT2
Temperature sensors, heating medium returnBT3
Temperature sensor, hot water, controlBT6
Temperature sensor, hot water, displayBT7
Temperature sensor, solar coilBT54
7Chapter 3 | System descriptionNIBE™ VVM 500
3 System description

System diagram
-FL2
-CM1
-EB15
-EP30
-EP30-BT53
-EP8
-AA25
-CM5
-GP4
-QM45
-RM3
-QM43
-QM44
T P
-FL4
-RM4 T
-GP30
-FL1
-QM40-RM1
-GP20
-BT3
-BT2
-QN25
-EP21
-AA25
-GP9
-BT52
-EM1
-AA25
-EM1
-GP15
-EB101
-GP9 -BT51 -HQ4
-EP5
-AA25
-CL11
-CL11-QN19
Climate systemEP 21Accessory cardAA 5
Solar kit SCA 30EP 30Control unitAA 25
Safety valve, climate systemFL 2Temperature sensors, heating medium flowBT 2
Safety valve, solarFL 4Temperature sensors, heating medium returnBT 3
Circulation pump, solarGP 4Temperature sensor, poolBT 51
Circulation pump, poolGP 9Temperature sensor, boilerBT 52
Circulation pump, external heat sourceGP 15Temperature sensor, solar panelBT 53
Circulation pumpGP 20Pool kit POOL 500CL 11
Pump station SPS 10, SPS 20GP 30Expansion vessel, heating mediumCM 1
Particle filterHQ 4Expansion vessel, solarCM 5
Shut-off valveQM 4XVVM 500EB 15
Shunt valveQN 11F20XX/F2300EB 100
Three way valve, poolQN 19Oil, gas, or electric boilerEM 1
Non-return valveRM XExchanger, poolEP 5
Solar panelEP 8
NIBE™ VVM 500Chapter 3 | System description8