2D ENGINE POWERPLANT TESTS (GROUND HOP) (Sheet 1 of 15 )

TM 9-2350-222-20-1-3

2D ENGINE POWERPLANT TESTS (GROUND HOP) (Sheet 1 of 15 )

PROCEDURE INDEX

PAGE

PROCEDURE

5-49

Test Hookup

5-52

Idle Test

5-53

Governed No-Load Test

5-55

Stall Test

5-60

Engine Fuel Leak Test

5-62

After-Test Disconnect

TOOLS: 1/2 in. combination box and open end wrench

3/4 in. combination box and open end wrench

3/4 in. socket with 1/2 in. drive

Flat-tip screwdriver with 1/4 in. blade

Ratchet with 1/2 in. drive

Torque wrench with 1/2 in. drive (0-175 lb-ft) (0-237 N°m)

1-1/4 in. socket with 1/2 in. drive

Spanner wrench

SUPPLIES:

Goggles (Item 74, Appendix D)

SPECIAL TOOLS: Ground hop kit (Item 30, Chapter 3, Section 1)

Fan rotor hub spacer (Item 2, Chapter 3, Section 1

Throttle linkage adjusting go/no-go gage (Fig. 3, Appendix F)

FABRICATED TOOLS:

Tachometer assembly (Fig. 2, Appendix F)

PERSONNEL: Three

TM 9-2350-222-10

REFERENCES:

LO 9-2350-222-12

Remove powerplant (page 5-1)

PRELIMINARY PROCEDURE:

Remove universal joints (page 12-11, starting with step 8).

WARNING

Fuel is very flammable and can explode

easily. To avoid serious injury or death,

keep fuel away from open fire and keep

fire extinguisher within easy reach when

working with fuel Do not work on fuel

system when engine is hot. Fuel can be

ignited by hot engine.

When working

w i t h fuel, post signs that read `NO

S M O K I N G WITHIN 50 FEET OF VEHI-

CLE."

Go on to Sheet 2

Change 4

5-48