1983 Ski-Doo Shop Manual, Page 234Get this manual
SECTION 04 ELECTRICAL SUB- SECTION 06 (TESTING PROCEDURE)
FUSE REPLACEMENT
If no LED lights, check fuse provided in checkera) Unscrew the capb) Replace the fuse with new one (1 amps Midget glass tube type, (J 6.4 30 mm) if necessary