Jacobsen HR5111 User Manual

HYDRAULICS
SECTION 8B. FAILURE ANALYSIS
8B-4
PROBLEM PROBABLE CAUSE REMEDY
3. Left wing runs slow. a. Reel-to-bedknife too tight. a. Adjust (Section 12E).
b. Faulty reel or drive. b. Repair (Section 12D).
c. Faulty reel motor. c. Test (Section 8R).
d. Right wing motor excessive d. Test (Section 8R).
internal leakage.
4. Front motor doesn’t run. a. Faulty electrical circuit. a. See Section 10B.
Check LED in motor b. Faulty motor control valve. b. Test (Section 8R).
control valve plug:
c. Faulty motor control valve solenoid. c. Test (Section 10I).
ON — Check voltage,
d. Faulty relief valve. d. Test (Section 8R).
12VDC
e. Faulty pump section. e. Test (Section 8R).
NO, see a.
YES, see c–e.
OFF — See a.
5. Right wing mower doesn’t a. Faulty electrical circuit. a. See Section 10B.
run.
b. Faulty motor control valve b. Test (Section 10I).
Check LED in motor solenoid.
control valve plug:
c. Faulty relief valve. c. Test (Section 8R).
ON — Check voltage,
d. Faulty motor control valve. d. Test (Section 8R).
12VDC
e. Faulty pump section. e. Test (Section 8R).
NO, see a.
YES, see c–e.
OFF — See a.
6. Left wing mower doesn’t a. Faulty electrical circuit. a. See Section 10B.
run.
b. Faulty motor control valve solenoid. b. Test (Section 10I).
Check LED in motor
c. Faulty relief valve. c. Test (Section 8R).
control valve plug:
d. Faulty motor control valve. d. Test (Section 8R).
ON — Check voltage,
e. Faulty pump section. e. Test (Section 8R).
12VDC
NO, see a.
YES, see c–e.
OFF — See a.

Jacobsen HR5111 Specifications

General

Brand	Jacobsen
Model	HR5111
Category	Lawn Mower
Language	English