North Star M157471A - Manual (Page 16)

16
Troubleshooting
Problem
Engine will not start SOLUTION: A
Low/Surging pressure or no water flow SOLUTION: B,C,D,E,F,G
No chemical injection SOLUTION: H,I,J,K
Cause Solution
A- Engine starting instructions not followed See engine manual for starting instructions
B- Insufficient water supply See water supply section of this manual
C- Plugged pump inlet filter See maintenance section of this manual
D- Nozzle in low pressure position Pull nozzle back for high pressure
E- Plugged nozzle orifice Remove nozzle orifice, check for blockage
F- Worn nozzle orifice Replace nozzle orifice
G- Leak in pressure hose Replace pressure hose
H- Nozzle in high pressure position Push nozzle forward for low pressure
I- Back pressure from extra long pressure hose Use standard length hose
J- Leak in chemical siphon hose Replace hose – use hose clamps if necessary
K- Chemical strainer not submerged Make sure strainer is completely submerged
Specifications and Accessories
Specifications
157471 157472
PSI 2000 PSI 2400
GPM 2.0 GPM 2.0
Max Water Temp 140
F
Max Water Temp 140
F
Dimensions (inches)
L x W x H 16.75 x 13.5 x 19.75 Dimensions (inches)
L x W x H 16.75 x 13.5 x 19.75
Weight 50 lbs Weight 52 lbs
Accessories
Wheel kit, Item# 157473 Call Northern Tool & Equipment, 1-800-556-7885
The manufacturer reserves the right to make improvements in design
and/or changes in specifications at any time without incurring any
obligation to install them on units previously sold.
Any Questions, Comments, Problems or Parts Orders
Call Northstar Customer Service 1-800-270-0810