Billy Goat TR1304HEU Maintenance, Disconnect Spark Plug Wire Before Servicing Unit, Engine

17MAINTENANCE

Use only a qualified mechanic for any adjustments, disassembly or any kind of repair .

WARNING: TO AVOID PERSONAL INJURY, ALWAYS

TURN MACHINE OFF, MAKE SURE ALL MOVING

PARTS COME TO A COMPLETE STOP.

DISCONNECT SPARK PLUG WIRE

BEFORE SERVICING UNIT.

ENGINE: See engine manufacturer operator's instructions.

RECONNECT SPARK PLUG WIRE,

GUARDS AND HOSE BEFORE START-

ING ENGINE.

Remove and Service foam air cleaner and inner air filter every 25 hours of use or every 10 hours or less for extremely dusty condi- tions (see engine manual).

Keep engine and engine cooling fins clean from dust and debris build-up.

Replace any worn or damaged parts as required.

DO NOT operate if excessive vibration occurs. If excessive vibration occurs, shut engine off immediately. Remove spark plug wire and check for damaged impeller, loose impeller bolt, loose impeller key or lodged foreign objects. Refer to parts list (item 16) on page 11 for proper torque specifications.

17.1IMPELLER REMOVAL

1.Wait for engine to cool and disconnect spark plug.

2.Disconnect hose from unit.

3.Remove boom assembly.

4.Remove cable assy. interlock (item 43), from front plate of assembly (item 41).

5.Remove front plate assembly (item 41).

6.Remove impeller bolt (item 16) and lock washer (item 17).

7.Pull the impeller outward. If impeller slides freely, proceed to (steps

10to 14 for TR units or to step 14 for HTR units). If not, complete steps 8 thru 9 as required.

8 . Place two crowbars between impeller and housing on opposite sides. Pry impeller away from engine until it loosens. Using a penetrating oil can help loosen a stuck impeller.

9.If the impeller does not loosen, obtain a 1” (25.4mm) longer bolt of the same diameter and thread type as the impeller bolt. Thread longer bolt by hand into the crankshaft until bolt bottoms. Using a suitable gear or wheel puller against the bolt head and the impeller back-plate (near the blades), remove impeller from shaft.

10.[TR ONLY] Remove engine base mounting bolts, and nuts.

11.[TR ONLY] Access engine bolts on inside of housing that connect engine face to the fan housing. Bend ends of lock clip away from bolt heads and remove bolts.

12.[TR ONLY] Slide engine shaft out of impeller.

13.[TR ONLY] When impeller is free of the engine shaft, align impeller with opening, and diagonally lift impeller out of housing.

14.Using a new impeller bolt and lockwasher (and engine bolt lock clip, TR only), reinstall (engine for TR only) and new impeller in reverse order.

15.Tighten impeller bolt. Torque HTR1803VEU and TR1304HEU

impeller bolt to [ 50 Ft. Lbs. (68 N.m)] and TR1104EU to [ 60 Ft. Lbs. (81.4 N.m)] (see item 16 on page 11).

16.Reinstall spark plug wire.

ENGINE

When servicing engine refer to specific manufacturers engine owner's manual. All engine warranty is covered by the specific engine manufacturer. If your engine requires warranty or other repair work contact your local servicing engine dealer. When contacting a dealer for service it is a good idea to have your engine model number available for reference(See table page 11). If you can not locate a servicing dealer in your area you can contact the manufacturers national service organization.

To reach:

Briggs & Stratton: 800-233-3723

American Honda: 800-426-7701

Page 8 of 12

Part No. 811237 Form No. F050304A