Hour Meter; Audio Alarm - Toro Groundsmaster 4000-D Service Manual

Hour Meter

The hour meter is located on the outside of the console
arm.
Testing
1. Make sure ignition switch is OFF. Remove key from
ignition switch.
2. Disassemble console arm to gain access to the hour
meter (see Console Arm Disassembly in the Service
and Repairs section of Chapter 7 -- Chassis).
3. Connect the positive (+) terminal of a 12 VDC source
to the positive (+) terminal of the hour meter (Fig. 37).
4. Connect the negative (--) terminal of the voltage
source to the other terminal of the hour meter.
5. The hour meter should move a 1/10 of an hour in six
(6) minutes.
6. Disconnect voltage source from the hour meter. Re-
connect harness connector to hour meter.

Audio Alarm

The audio alarm sounds to notify the operator when a
machine problem exists. Electrical current for the alarm
is provided as an output from the TEC--5002 controller.
The alarm is attached to the console arm next to the op-
erator seat.
Testing
1. Make sure ignition switch is OFF. Remove key from
ignition switch.
2. Disassemble console arm to gain access to the au-
dio alarm (see Console Arm Disassembly in the Service
and Repairs section of Chapter 7 -- Chassis).
3. Disconnect wire harness connector from alarm.
IMPORTANT: Make sure to observe polarity on the
alarm terminals when testing. Damage to the alarm
may result from an improper connection.
4. Correctly connect 12VDC source to the alarm termi-
nals (Fig. 38).
5. Alarm should sound as long as 12VDC is connected
to the alarm terminals.
Electrical System
7. Assemble console arm (see Console Arm Assembly
in the Service and Repairs section of Chapter 7 -- Chas-
sis).
6. Disconnect voltage source from the alarm. Recon-
nect harness connector to alarm.
7. Assemble console arm (see Console Arm Assembly
in the Service and Repairs section of Chapter 7 -- Chas-
sis).
1
1. Alarm top view
2. Alarm bottom view
Page 5 - - 32
Hobbs
QUARTZ
1
0 0 0 0 1
10
HOURS
+
BACK
Figure 37
3
Figure 38
3. Positive (+) terminal
4. Negative (- -) terminal
Groundsmaster 4000--D/4010--D
4
2