AQUATECH AquaBreak AB5 Инструкции для - Страница 15
Просмотреть онлайн или скачать pdf Инструкции для для Резервуарное оборудование AQUATECH AquaBreak AB5. AQUATECH AquaBreak AB5 18 страниц. Breaktank & pumpset for backflow protection to fluid category 5
Печатать страницу2.3.4
TROUBLE SHOOTING GUIDE
Symptoms
No water, pump will not start
No water, pump does run
Reduced/intermittent flow
Pump continues to run with all
outlets closed or pump cycles on and
off (hunts)
If a problem persists, contact AQUATECH‐PRESSMAIN service department quoting the serial
number WN: _______ (on control panel fascia)
AquaTech-Pressmain Instruction Manual\AquaBreak
Possible Cause
Electrical supply off
Pump seized (motor buzzes)
Pump seized (internal motor
thermotrip operated)
Dry run protection initiated (see
2.3.3.3)
Maximum system head exceeds 8m
for AB5‐35 or 12m for AB5‐45.
Pump stopped on low water (dry
run), no water in break tank
Pump air‐locked
Pump partially air‐locked
Mains water/Pump inlet strainer
blocked/partially blocked
Air in system
Dry run protection initiated (see
2.3.3.3)
Leak in system
Control vessel air‐charge incorrect
Jammed flow switch
Jammed non‐return valve
Damaged flow or pressure switch
AquaBreak Series
Check
Check power supply, electrical
isolator, fuses, RCD, motor circuit
breaker, wiring connections
Pump has not been run regularly
(weekly). Contact Aquatech
Pressmain service
Pump has not been run regularly
(weekly). Contact Aquatech
Pressmain service
Breaktank is empty, check inlet
valve/strainer and solenoid valve
operation. Check mains water
supply. Check pump suction
strainer/inlet filter
Pump start Pressure switch will not
operate if maximum system head is
exceeded.
Tank Level Control relay fault, switch
power off, wait 10 seconds and
switch power on again to reset
control relay.
Vent/prime pump to remove all air.
Check pump suction strainer/inlet
filter
Vent/prime pump to remove all air
Clean mains water/pump inlet
strainer (section 2.4)
Purge air from all system pipework
Breaktank is empty, check inlet
valve/strainer and solenoid valve
operation. Check mains water supply
Check all system pipework and
outlets for leak
Check air charge pressure in vessel
Remove discharge hose and check
flow switch for free movement, no
debris
Remove non‐return valve and check
for free movement, no debris
Contact Aquatech Pressmain service
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