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M
ODELS
Model 987070
16 H.P. Briggs & Stratton with Hydraulic Lift
Serial No. 000101 and up
Model 987071
13.5 HP Robin Engine with Hydraulic Lift
Serial No. 000101 and up
Model 987072
20.5 H.P. Robin with Hydraulic Lift
Serial No. 000101 and up
T
ABLE
O
F
C
ONTENTS
D
ECALS
Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
T
RANSMISSION
Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Number One Shaft - Forward Clutch . . . . . . . . . . . . . 7
Number Two Shaft - Reverse Clutch . . . . . . . . . . . . . 8
Number Three Shaft - 3rd and 4th Gear . . . . . . . . . . 9
Number Four Shaft - Idler . . . . . . . . . . . . . . . . . . . . . 9
Number Five Shaft - 1st and 2nd Gear . . . . . . . . . . . 9
Number Six Shaft - Brake/Sliding Gear . . . . . . . . . . 10
Number Seven Shaft - Pinion/Final Drive. . . . . . . . . 11
Number Eight Shaft - Differential Assembly. . . . . . . 11
Number Nine Shaft - PTO Clutch. . . . . . . . . . . . . . . 12
Number Ten Shaft - PTO Drive Assembly . . . . . . . . 13
Number Eleven - Fwd-Rev Clutch Assembly . . . . . . 13
Number Twelve - Transmission Case Assembly. . . . 14
Number Thirteen Transmission Cover . . . . . . . . . . . 15
F
RAME
, D
ECK
, S
EAT
AND
W
HEELS
Frame. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Hood and Grille . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Rear Deck and Seat. . . . . . . . . . . . . . . . . . . . . . . . . 20
Rear Hitch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Front and Rear Wheels . . . . . . . . . . . . . . . . . . . . . . 23
H
YDRAULICS
Manual Lift . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Hydraulic System . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
S
TEERING
Steering - 13.5 & 16 HP Units . . . . . . . . . . . . . . . . . 26
Steering - 20.5 HP Units . . . . . . . . . . . . . . . . . . . . . 28
Direction Control . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Transmission Controls . . . . . . . . . . . . . . . . . . . . . . . 32
Brake Linkage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
E
NGINE
, F
UEL
AND
E
XHAUST
Robin -13.5 HP Units . . . . . . . . . . . . . . . . . . . . . . . . 36
Briggs and Stratton - 16 HP Units . . . . . . . . . . . . . . 38
Robin - 20.5 HP Units . . . . . . . . . . . . . . . . . . . . . . . 40
E
LECTRICAL
Electrical System . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Continuity Diagrams. . . . . . . . . . . . . . . . . . . . . . . . . 44
Wiring Diagrams. . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
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