Pump Trouble Shooting Chart - bar BAR4013-HJ User Manual

PUMP
Problem Causes
No low pressure 1.
detergent delivery 2.
Unit does not reach 1.
2.
required pressure
3.
4.
28
Using wrong nozzle
Unsuitable or worn out nozzle
Regulator set too low (for units with
an adjustable unloader)
Blocked or debris under inlet/delivery
valve
TROUBLESHOOTING
Correction
1. Insert black soaper nozzle
2. Clear siphon hose of debris
ply 1. Check supply hose, faucet and inlet
source that provides at least 6 GPM
2. Replace nozzle
3. Reset unloader by turning knob
(clockwise increases pressure)
4. Remove inlet and delivery
valves and clean for debris.