STE/ICE TEST PROCEDURES (CONTINUED) - TM-5-5420-226-20-1

TM 5-5420-226-20-1 STE/ICE TEST PROCEDURES (CONTINUED) COMPRESSION UNBALANCE TEST NO. 14 w I I I I I L pression unbalance tests in a row or [ . , tank batteries may become dis- I charged. Engine must be at normal [ operating temperature before per- I forming compression unbalance [ test. . . . . . ------ - r J ~ NOTE 1 This procedure is to be performed by two persons. The lead person is referred to as the first technician and shall direct the activity of the second person called the second technician. Perform VTM GENERAL SET UP, CONFIDENCE and IDENTIFICATION TEST NO. 66/60 (page 4-55). \ m I { ‘r’^{Condition tank-shut-off}^engine. Second Technician (Driver’s Compartment) l Make sure engine is running at normal operating temperature. l Run engine at fast idle (1500 rpm) for 2 minutes. l Stop engine. w r^{Condition STE/lCE}^set. Second Technician l Make sure MASTER BATTERY switch is ON. First Technician (Turret) l Dial TEST SELECT switches to 14. l Press then release TEST button. l Wait for message ~ to appear on the VTM display. VTM DISPLAY / A-L . TA106775 4-86