Air-to-water Heat Pump Split Versati
87
SPLIT TYPE
5 Commissioning and Trial Run
5.1 Check before Startup
For safety of users and unit, the unit must be started up for check before commissioning. The procedures are as
below:
The following items shall be performed by qualified maintenance personnel.
Confirm together with the sales engineer, dealer, installing contractor and customers for the following items finished
or to be finished.
No.
Confirmation of Installation
√
1
Ensure the veracity of the contents. If not, commissioning will be refused.
□
2
Is there written notice in which amendment items are shown in respect of unqualified installation?
□
3
Are Application for Installation and Commissioning list filled together?
□
No.
Pre-check
√
1
Is appearance of the unit and internal pipeline system in good condition during conveying, carrying
or installation?
□
2
Check the accessories attached with the unit for quantity, package and so on.
□
3
Make sure there is drawings in terms of electricity, control, design of pipeline and so on.
□
4
Check if installation of the unit is stable enough and there is enough space for operation and
repair.
□
5
Completely test refrigerant pressure of each unit and perform leakage detection of the unit.
□
6
Is the water tank installed stably and are supports secure when the water tank is full?
□
7
Are heat insulating measures for the water tank, outlet/inlet pipes and water replenishing pipe
proper?
□
8
Are the nilometer of water tank, water temperature indicator, controller, manometer, pressure relief
valve and automatic discharge valve etc. installed and operated properly?
□
9
Does power supply accord with the nameplate? Do power cords conform to applicable
requirements?
□
10
Is power supply and control wiring connected properly according to wiring diagram? Is earthing
safe? Is each terminal stable?
□
11
Are connection pipe, water pump, manometer, thermometer, valve etc. are installed properly?
□
12
Is each valve in the system open or closed according to requirements?
□
13
Confirm that the customers and inspection personnel of Part A are at site.
□
14
Is Installation Check-up Table completed and signed by the installation contractor?
□
Attention: If there is any item marked with ×, please notify the contractor. Items listed above are just for reference.
Confirmed Items after pre-checking
General Evaluation: Commissioning □ Service □
Judge the following items (if no item has been pointed out, qualification will be regarded.)
a: Power supply and electric control system b: Loading calculation
c: Heating problems of Unit d: Noise problem
e: Pipeline problem f: Others
Normal commissioning work can’t be performed unless all installation items are qualified. If there is any
problem, it must be solved firstly. The installer will be responsible for all costs for delay of commissioning
and re-commissioning incurred by any problem which is not solved immediately.
Submit schedule of service reports to installer.
Is the written service report which should be signed after communication provided to installer?
Yes ( ) No ( )
