Grundfos PHT-F225 - Installation and Commissioning Checklists

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Page 23 of 47
GRUNDFOS INSTRUCTIONS
8.4 Installation checklist.
During the installation phase:
DO NOT apply mains power
to the unit. DO NOT apply
water to the unit.
Step
Done
Activity
Action/Check/Note
s
1
 
Fully read and study this manual.
2
 
Unpack, inspect for completeness and any damage.
Report to
supplier/customer
Do not use.
3
 
Ensure that the installation location meets all of the
requirements in this manual.
4
 
Transport the unit to the chosen location.
Caution - handling
5
 
Test location of unit for fit and access, remove unit.
6
 
Make wall/floor fixings.
If required
7
 
Remove the screws retaining front cover.
Remove front cover. Place to one side.
8
 
Locate unit and fasten down unit as required.
9
 
Make the mains water supply connection to the float valve.
Do not turn on
water.
Isolation valve
recommended
.
10
 
Make the PHT to system connections.
Do not turn on
water.
Isolation valve
recommended.
11

Make the overflow connection to drain.
12
 
Remove the screws retaining the top cover of the controller
and open.
Wiring diagram found in this
manual
13
 
Wire mains supply from isolator to connector block
through side wall M20 cable gland.
Perform continuity
check.
Label wires. System must be
earthed.
Power to remain OFF and
locked OFF
14
 
Wire digital outputs through side wall grommet, through
side wall gromit and to connector blocks on PCB
(as required). Do not apply any voltages.
Wiring diagram found
in this manual.
Perform continuity
check
Label wires
15
 
Re-fit the controller front panel
16
 
Review all of the above actions, if the commissioning
phase does not follow immediately after, replace the
covers and screws. Leave the unit in a safe condition
Leave Isolated electrically
and hydraulically
17
 
System is ready to commissioning
Observe static sensitive precautions!
Observe static sensitive precautions!