American-Lincoln
1-35
SR9772
PROBLEM
PROBABLE CAUSE
REMEDY
Brushes not turning or
turning slowly (196 rpm
at 1450 engine rpm)
1. Faulty relief valve(s)
2. Hydraulic system not engaged
3. Worn drive motor
4. Incorrect switch position
5. Worn gear pump
6. Low engine rpm
7. Low sump oil level
8. Clogged pump inlet filter
9. Electrical Power
1. Check relief valve pressure, should be
2500 psi.
2. Engage hydraulics
3.. Repair or replace
4.
5.
6. Check rpm.
7. Check and fill
8. Replace
9. Check panel plus connection to
scrubber
Repair or replace
Repair or replace
Brushes not lifting
1. Cylinder piston leakage
2. Incorrect switch position
3. Worn gear pump
4. Hydraulic system not engaged
1.
2. Actuate system
3.
Repair or replace
Repair or replace
4. Engage hydraulics
TROUBLESHOOTING - HYDRAULIC SYSTEM
Brushes not lowering
1. No power to control panel
1. Check electrical connection and fuse.
PROBLEM
PROBABLE CAUSE
REMEDY
Failure to lift with shift
lever in reverse (control
lever up)
1. No power to control panel
2. Switch contact
1. Check electrical connection and fuse.
2. Adjust contact location.
TROUBLESHOOTING SQUEEGEE CONTROL SYSTEM
Failure to lower with shift
lever in forward gears
(control lever down)
1. No power to control panel
2. Incorrect switch position
1. Check electrical connection and fuse.
2. Actuate system.
TROUBLESHOOTING - HYDRAULIC SYSTEM
Summary of Contents for SR9772 510-015
Page 3: ...1 2 American Lincoln SR9772 ...
Page 41: ...2 2 FORM NO 28600313 American Lincoln SR9772 MOUNTING STRUCTURE ...
Page 43: ...2 4 FORM NO 28600313 American Lincoln SR9772 SCRUB DECK 71504revF 10 05 ...
Page 45: ...2 6 FORM NO 28600313 American Lincoln SR9772 SCRUB DECK LIFT NO CAB ...
Page 49: ...2 10 FORM NO 28600313 American Lincoln SR9772 SQUEEGEES SQUEEGEE LIFT ...
Page 53: ...2 14 FORM NO 28600313 American Lincoln SR9772 SOLUTION VACUUM ...
Page 55: ...2 16 FORM NO 28600313 American Lincoln SR9772 SOLUTION VAC WASHER HOSE CAB ONLY ...
Page 57: ...2 18 FORM NO 28600313 American Lincoln SR9772 RECOVERY TANKS revised 6 07 ...
Page 59: ...2 20 FORM NO 28600313 American Lincoln SR9772 RECOVERY TANK LID ...
Page 61: ...2 22 FORM NO 28600313 American Lincoln SR9772 CAMEL OPTION RECOVERY TANK revised 6 07 ...
Page 63: ...2 24 FORM NO 28600313 American Lincoln SR9772 71502 1revC CAMEL OPTION PUMP GROUP ...
Page 65: ...2 26 FORM NO 28600313 American Lincoln SR9772 71502 3revC CAMEL DETERGENT TANK NON CAB ...
Page 67: ...2 28 FORM NO 28600313 American Lincoln SR9772 71502 2revB CAMEL DETERGENT TANK CAB ...
Page 77: ...2 38 FORM NO 28600313 American Lincoln SR9772 71521 2revE SCRUB DECK HYDRAULICS FITTINGS ...
Page 80: ...American Lincoln FORM NO 28600313 2 41 SR9772 HYDRAULIC SCHEMATIC ...
Page 85: ...3 4 American Lincoln SR9772 CATALYTIC MUFFLER OPTION OPTION NO 0780 531 ...