Toro Groundsmaster 3280-D Service Manual page 460

Heater Core
g243783
1. Rivet (19 each)
2. Mixing box cover
3. Cover insulation
4. Air diverter assembly
5. Mixing box
Removing the Heater Core
Operator Cab: Service and Repairs
6. Mount bracket
7. Tap screw (11 each)
8. Gasket (6 each)
9. Heater core
10. Heater core mount bracket (2 each)
Note: The heater core can be removed and installed with the mixing box (item 5
in Figure 313) attached to the cab headliner.
1. Park the machine on a level surface, lower the cutting deck, shut off the
engine, set the parking brake, and remove the key from the key switch.
2. Remove the roof from the top of the cab to get access to the heater core;
refer to Removing the Roof Assembly (page
3. For assembly purposes, label the heater hoses. Loosen the hose clamps
and disconnect both the heater hoses from the tubes on the heater core.
Figure 313
11.
12.
13.
Page 11–10
Cover gasket
Mount bracket cover
Blower fan
11–4).
Groundsmaster ®
05138SL Rev B
3280-D/3320