7. Service
Pre-commissioning, inspections and any repairs shall be provided exclusively by HKS LAZAR authorized
service. HKS LAZAR service partners are authorized to the HKS LAZAR service for start-ups, inspections and
repairing failures of HKS LAZAR devices.
7.1.
Check before commissioning
User shall report to the manufacturer the commissioning of device within 7 days since completion of
assembly. Pre-commissioning (the first start-up) of device shall be provided exclusively by HKS LAZAR
authorized service. The manufacturer’s guarantee shall be void, if the pre-commissioning has been provided by
any fitter other than HKS LAZAR authorized service. Costs related to pre-commissioning shall be incurred by the
user according to HKS LAZAR price list. Contact data and Any after-service requests regarding pre-
commissioning performed by HKS LAZAR Sp. z
o.o.
are available on manufacturer’s website:
If pre-commissioning is not possible on site after arrival of authorized service due to reasons beyond its
control (improper installation, poor heat pump position, power failure, etc.) the user shall incur costs related
to such pre-commissioning and any subsequent one. In such case user shall within 14 days notify the
manufacturer about readiness of system for pre-commissioning.
To ensure safe pre-commissioning, a precise check shall be performed of heat pump, system and boiler room. It is
required to check in particular all components regarding proper assembly and location of device outside the
building. Moreover before pre-commissioning it is required to:
Check if heat pump has been installed pursuant to the instructions.
Check if central heating system is filled with proper quantity of water. Any water used for filling
shall be clean, colourless and without any additives. Failure to adhere to these requirements may
result in device damage.
Check pump and internal module wiring connection to power supply.
7.2.
Notes for fitter
Before any works related to start-up, connection, operation, repair or dismantling, always follow the
following guidelines.
Pressure protecting devices
It is recommended to install safety valves up to 3bar and membrane expansion vessels – see piping
diagrams
Excess flow valves
Installation including buffer in series shall be fitted with excess flow valve that will ensure min. central
heating water flow through heat pump. Its parameters and size shall ensure maintenance of flow also in
case of heating circuit cut-off.
Operation Manual and Guarantee Card v.010
HKS LAZAR Sp.z o.o. ul. Wodzisławska 15B 44-335 Jastrzębie-Zdrój
page.
33
