SkyTrak 6036 Service Manual - Manual (Page 280)

Section 10. Electrical System
10-18 Model 6036/6036T S/N 9B0500 thru 14833
Fig. 10.11 Ignition Key Switch
RUN POSITION
MA1061
a. Removal of Starting Motor Relay and Relay
Mounting Plate
1. Disconnect negative (–) cable (2, Fig. 10.16)
from the batteries.
2. Disconnect the red wire #29 (5, Fig. 10.10) by
removing hex nut (9) and lock washer (8).
3. Disconnect the red/white wire #19 (6) by
removing hex nut (9) and lock washer (8).
4. Disconnect the blue wire #37 (7) by removing
the "small" hex nut (11) and "small" lock
washer (10).
5. Remove starting motor relay (1) from relay
mounting plate by removing two elastic lock
nuts (2) from behind plate. On the left side of
the starter motor relay, remove a flat washer
(3) and ground wire #2 (4) along with the
washer hd. screw (2). Then remove the other
washer hd. screw (2).
6. If necessary, remove relay mounting plate by
removing two capscrews and two flat washers
from the plate.
b. Disassembly of Starting Motor Relay
IMPORTANT: Do not disassemble starting motor
relay; service only as a complete assembly.
c. Cleaning and Drying
Without submerging the starting motor relay, clean
the relay using an approved solvent and dry with a
clean cloth.
d. Inspection and Replacement
1. Test the operation of the relay by connecting a
12 Vdc positive source to the positive (upper)
terminal and the negative lead to the mount-
ing bracket; replace the relay if you don’t hear
the contacts close.
2. Inspect the general condition of the casing and
terminals and replace the relay if damaged.
e. Installation
1. If it was removed, position the relay mounting
plate on the engine and secure it with two
capscrews and two lock washers.
2. Install washer hd. screw (2) through flat
washer (3) and wire (4)and through the LEFT
hole in the relay bracket. Insert end of screw
through relay mounting plate and secure the
screw with a elastic lock nut (2). Repeat this
installation through the right hole in the relay
bracket but without using a flat washer under
the washer hd. screw.
4. Install wire #37 (7) from neutral start switch by
installing lock washer (10) and hex nut (11)
onto the threaded stud.
5. Connect wire #19 (6) by installing lock washer
(8) and hex nut (9).
6. Connect wire #29 (5) by installing lock washer
(8) and hex nut (9).
START POSITION
THERMO START POSITION
(PERKINS ENGINES ONLY)
OFF POSITION