Troubleshooting, Specifications, Problem – North Star MA 1578111D User Manual
Page 13: Cause solution
Troubleshooting
13
Problem
Engine will not start
SOLUTION: A,B
Low/Surging pressure or no water flow
SOLUTION: C,D,E,F,G,H
No chemical injection
SOLUTION: I,J,K,L
Cause
Solution
A- Low oil shutdown
See engine manual for oil requirements
B- Engine starting instructions not followed
See engine manual for starting instructions
C- Insufficient water supply
See water supply section of this manual
D- Plugged pump inlet filter
See maintenance section of this manual
E- Wrong nozzle
Make sure high pressure nozzle is being used
F- Plugged nozzle
Remove nozzle, check for blockage
G- Worn nozzle
Replace nozzle
H- Leak in pressure hose
Replace pressure hose
I- Wrong nozzle
Make sure chemical nozzle is being used
J- Back pressure from extra long discharge hose
Try shorter hose
K- Leak in chemical siphon hose
Replace hose
– use hose clamps if necessary
L- Chemical strainer not submerged
Make sure strainer is completely submerged
Specifications
Item #
PSI
GPM
Max Water
Temp
Power
Shaft Size
Nozzle
Size
A1573701
2500
3.0
140
F
5-6.5hp Gas engine
3/4” keyed
#3.5
A1577541
2700
2.5
5-6.5hp Gas engine
3/4” keyed
#3.0
A1578111
2700
2.5
5-6.5hp Gas engine
3/4” keyed
#3.0
A1578171
2750
2.5
5-6.5hp Gas engine
3/4” keyed
#3.0
A1573981
3000
4.0
11-13hp Gas engine
1” keyed
#4.5
A157711
3000
2.5
5-6.5hp Gas engine
3/4” keyed
#3.0
A1578173
3000
2.5
5-6.5hp Gas engine
3/4” keyed
#3.0
A1578131
3000
3.0
8-9hp Gas engine
1” keyed
#3.5
A1578181
3200
3.0
8-9hp Gas engine
1” keyed
#3.5
A157712
3500
4.0
11-13hp Gas engine
1” keyed
#4.0
A1578151
4000
3.5
11-13hp Gas engine
1” keyed
#3.5
A1578201
4000
3.5
11-13hp Gas engine
1” keyed
#3.5
A1578203
4000
3.5
11-13hp Gas engine
1” keyed
#3.5
A157594
4000
4.0
15hp Gas engine
1” keyed
#4.0
A1577110
3000
2.5
5-6.5hp Gas engine
3/4” keyed
#3.0
A15782030
3000
5.0
11-13hp Gas engine
1” keyed
#5.5
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.