Hale Q Series Muscle - Manual (Page 156)

 Gearbox Maintenance
156 MUSCLE (Midship) Pumps Installation, Operation, and Maintenance Manual
p/n: 029-0020-63-0
12. Install the shifting cylinder assembly by sliding it over the gearshift shaft. Apply
Loctite #242 to the two 7/16”-14 nylon locking screws and tighten.
13. Install the inner piston retaining ring, then install a new piston inner seal ring.
Note: Install piston retaining rings with flat side (square corners) facing away from piston.
14. Install a new piston outer seal ring. (See Figure 9-3: “Power Gearshift Assembly”
on page 152.)
15. Install the cylinder piston with the flat side of the piston facing the interior of the
cylinder.
16. Install the outer piston retaining ring, then install a new gearshift shaft seal on the
cylinder cover.
17. Install cylinder cover - two 5/16”-18 hex screws and 5/16”-18 studs and tighten.
18. Install the gearshift rod end. Tighten the 3/8”-16 hex nut.
PTO Drive Option
(See Figure 9-4: “PTO Drive Option” on page 154.)
1. Slide the rear bearing cover and gasket, with bearing (and retaining ring) onto the
sliding gear stem.
2. Install, tighten and torque accordingly - four (4) 7/16”-14 hex screws. (See Table
7-1: “Typical Torque Values Chart” on page 105.).
Intermediate Shaft Assembly
(See Figure 9-1: “Intermediate Shaft and Sliding Gear, Typical G Series Gearbox” on
page 149.)
1. Press a new intermediate gear bearing assembly (two bearings with split spacer)
into the intermediate gear.
2. Install new seal O-rings.
3. Set the gearshift in the PUMP position.
4. Place the intermediate gear in position towards the front of housing, centered
over the sliding gear.
Note: On “XG” series gearboxes, hold the intermediate gear spacer in position towards the
rear of the gearbox housing. Install the intermediate shaft (front cutout facing down) through
the front opening in the gearbox housing.
5. Press the intermediate shaft through the intermediate gear (and the intermediate
gear spacer) until the cut out on the front of the shaft is flush with the outer sur-
face of the gearbox housing.
6. Install the shaft washer and tighten the screw - 7/16-14 screw.