11
MECHANICAL M1/1
13.0 Fault Diagnosis
(cont’d)
Symptom
Remedial Action
PISCES
MINIFILL
Pump Running, pressure
not rising, but water input
into Break Tank
Pressure Low and Pump will
not run.
Pressure High and Pump
won’t turn OFF.
High Pressure Alarm, pump
not running.
•
Turn OFF Quarter Turn Isolation Valve on the Water Outlet, If
pressure rises and pumps turns OFF, System has a leak equal
or greater than the appliance can replenish. Check System.
•
Check Mains Power Supply.
•
Check Power Supply to Pump Unit (Term 8)
If power - PUMP faulty, inspect / replace as needed.
If NO power - check operation of COLD FILL pressure switch and
adjust / replace as needed.
•
Check COLD FILL PRESSURE switch for correct operation, and
adjust / replace as needed.
•
Check system expansion vessel for correct air charge.
•
Check COLD FILL PRESSURE switch for correct operation, and
adjust / replace as needed.
•
Check Setting of HIGH PRESSURE ALARM switch and adjust as
needed.
14.0 Internal Components & Short Parts List
Item
No
Description
Part No
Cold Fill Pressure
Switch
PM840002
High Pressure
Alarm Switch
PM840002
Low Pressure
Alarm Switch
PM840002
Pump Assembly
(Complete)
PM010044
Pump Inlet
Isolation Valve
CP920011
6
Outlet Drain Valve
PF920005
Multi-way
7
Pressure
PM070004
Connector
Plastic Pipework
8
Assembly Including
Isolation Valve
Outlet Isolation
Valve Complete
with Flexible Pipe.
(Not Shown)
PM010034
PF940005
Please Note:
Ball Float Valve
(Not Shown)
CP000001
Hour Run Meter
(Not Shown)
EL930001
The Pump Assembly (Item 4) is mounted onto a removable pump tray. To remove, disconnect all water joints,
remove the two M10 bolts (A), slightly lift the front of the pump tray and slide the tray forward, this will dis- engage
the three location posts at the top of the tray. The tray and pump assembly can then be removed from the
appliance.
5
1
8
4
2
3
6
7
2x M10
Bolts
1
2
3
4
5
