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Installation Guide
For DHP-iQ Maxi, also check:
Water heater checklist
Bleed valve installed
For DHP-iQ Mini, also check:
External Water heater checklist
Exchange valve installed
7.1.1
Check list before commissioning the unit
Caution
▪ The operating range of leaving water temperature is 25~55˚C at heating conditions and 5~25˚C at cooling conditions.
▪ The minimum required water flow for operation is 7 liters/min. At all times the required water flow-rates should remain. Otherwise,
the unit can stop due to a lack of water.
▪ Do not operate the system with closed valves because it results in damaging the heat pump.
7.2
Checking the electrical installation
Before turning on electrical power, check the electrical installation according to the checklist below
Electrical installation checklist
Are circuit-breakers installed?
One for indoor unit and one for outdoor unit (not included in the delivery)
Are correct fuses installed? See fuse table below
Positioning of the outdoor sensor. See image below
Is the communication cable between the outdoor unit and the indoor unit connected? See Installation Quick
Guide.
Especially check the shield connection.
N
54
DHP-iQ
Before commissioning the unit, make sure to check the following
points :
Communication cable must be 2 pair shielded Twisted
Pair and UV resistant for outdoor use.
VIJSS102
OK
Not OK
OK
Not OK
OK
Not OK
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