Engine Installation - Toro Workman HDX Service Manual

CAUTION
Do not open radiator cap or drain coolant if the
radiator or engine is hot. Pressurized, hot cool-
ant can escape and cause burns.
Ethylene- -glycol antifreeze is poisonous. Dis-
pose of coolant properly or store it in a properly
labeled container away from children and pets.
9. Remove the radiator cap. Drain radiator into a suit-
able container by disconnecting lower radiator hose
from the radiator.
10.Loosen hose clamps and remove upper and lower
radiator hoses from engine. Remove R--clamp (item 35)
that secures lower radiator hose to engine mount. Posi-
tion radiator hoses away from engine.
11. Remove all clamps and cable ties used to attach wir-
ing harness, hoses or cables to the engine.
12.On 4WD vehicles, remove differential drive shaft
(see Differential Driveshaft Removal in the Service and
Repairs section of Chapter 10 -- Front Wheel Drive
(4WD)).
CAUTION
Before performing any service or repair on hy-
draulic system components, relieve system
pressure to avoid injury from pressurized hy-
draulic oil. Rotate the steering wheel in both di-
rections, make sure that the bed is lowered onto
the bed support and operate any other hydraulic
accessories.
NOTE: If vehicle is equipped with High Flow Hydraulics
Kit, label hydraulic hoses for assembly purposes.
13.Thoroughly clean junction of gear pump fittings and
hydraulic hoses. Disconnect hydraulic hoses from gear
pump. Install caps or plugs in hoses and pump fittings
to prevent contamination and leakage of hydraulic oil.
14.Put blocking under transaxle to prevent the transaxle
from moving during engine removal.
15.Loosen and remove two (2) flange nuts, snubbing
washers and cap screws that secure engine mount to
engine support (Fig. 13).
16.Remove six (6) cap screws that secure clutch bell
housing to engine. Note location of two (2) harness
brackets as caps screws are being removed (Fig. 14).
Briggs/Daihatsu Diesel Engine
17.Use a hoist or lift to remove engine from chassis. One
person should operate hoist or lift and a second person
should help guide engine out of chassis. Move engine
forward before lifting to disengage transaxle input shaft
from clutch.
18.Note location and retrieve two (2) dowel pins from
bell housing (Fig. 14).
19.If necessary, remove gear pump from engine mount
(see Gear Pump Removal in the Service and Repairs
section of Chapter 9 -- Hydraulic System).
20.If necessary, remove engine mount from engine.
21.If necessary, remove coupler components from en-
gine pulley using Figure 11 as a guide.
22.If pressure plate and clutch disc removal is neces-
sary, see Clutch Disassembly and Inspection in the Ser-
vice and Repairs section of Chapter 6 -- Drive Train.
3
4
1
1. Bell housing
2. Cap screw (6 used)
Engine Installation (Fig. 11)
1. If pressure plate and clutch disc were removed, see
Installing Clutch Disc and Cover in the Service and Re-
pairs section of Chapter 6 -- Drive Train.
2. If coupler assembly was removed, assemble coupler
to engine flywheel using Figure 11 as a guide. Apply
Loctite #242 (or equivalent) to threads of flange head
screws (item 14) that secure rubber coupler to engine
pulley. Torque fasteners to values identified in Figure 11.
Page 4 - - 16
2
4
Figure 14
3. Harness bracket
4. Dowel pins (2 used)
Workman HDX--D
2
3
2