Stow STR46SP manual Maintenance, Daily 8-10 Hours, Weekly 30-40 Hours, Monthly 100-125 Hours

Maintenance

When performing any maintenance on the trowel or engine, follow all safety messages and rules for safe operation stated at the beginning of this manual.

WARNING

Accidental starts can cause severe injury or death.

ALWAYS place the ON/OFF switch in the

OFF position.

Disconnect and ground spark plug leads and disconnect negative battery cable from battery before servicing.

MAINTENANCE SCHEDULE

1.Check and retighten all fasteners as necessary.

Daily (8-10 Hours)

1.Check the fluid levels in the engine and gearboxes, fill as necessary.

Weekly (30-40 Hours)

1.Relube arms, thrust collar and steering links.

2.Replace blades if necessary.

3.Check and clean or replace the engine air filter as necessary. (See following section on Air Filter Maintenance.)

4.Replace engine oil and filter as necessary. (See following section on Oil and Filter.)

Monthly (100-125 Hours)

1.Remove, clean, reinstall and relube the arms and thrust collar. Adjust the blade arms.

2.Replace gearbox lubricant after the first 100 hours of operation. Replace every 500-600 hours thereafter.

3.Check drive belt for excessive wear. (Refer to following section on Drive Belt maintenance.)

Yearly (500-600 Hours)

1.Check and replace if necessary the arm bushings, and thrust collar bushings, shaft seals and belts.

2.Check pitch control cables for wear.

3.Replace gearbox lubricant.

STR46SP — MAINTENANCE

Figure 12. Engine Service Areas

1. Oil Level Dipstick

2. Air Cleaner Cover

3.Carburetor

7.#2 Exhaust Port

8.Spark Plug, #2 side

9. Oil Filter

10. Rectifier-regulator

11.Oil Drain (oil filter side)

12.Oil Drain Hose (starter side)

13.Starting Motor and Solenoid

14.Spark Plug, #1 side

15.#1 Valve Cover