TM 55-1930-209-14&P-19 Table 17-4.  Preventive Maintenance Checks and Services for Workboat, Lifesaving, and Firefighting Systems (Continued) B -  Before D -  During A -  After D -  Daily H -  Hourly Interval INTERVAL ITEM PROCEDURES EQUIPMENT ITEM TO BE CHECK FOR AND HAVE IS NOT READY/ NO. INSPECTED REPAIRED OR ADJUSTED AVAILABLE IF B   D   A   D H AS NECESSARY 4) Release engine speed control from shift control by placing shift control lever in NEUTRAL position, and while holding in on button at bottom of lever, move lever forward. 5) Check fuel gauge on instrument panel.  Refuel, if necessary, in accor- dance with Item 3 c b. • • 6) Turn ignition switch to position 2, acti- vating diesel engine glow plugs.  If engine is cold, hold in this position for 30 seconds.  An automatic cold start- ing device is built into fuel injection pump.  This warmup of glow plugs is not necessary on a warm engine. WARNING Operator and passengers onboard workboat must wear ear protectors whenever engine rpm exceeds 1500 rpm. 7) Pull shift control lever to neutral posi- Outboard drive tion.  This will engage shifting mecha- does not respond nism with engine speed control.  While to wheel move- workboat is still tied to the barge, ment. move control lever to FORWARD at idle.  Check that boat starts moving Engine does not forward.  Go immediately to NEUTRAL respond to FOR- and then do the same in REVERSE. WARD or With shift control lever in NEUTRAL, REVERSE gears. turn wheel strongly to starboard and then to port.  Have observer check that outboard drive moves in response to wheel movements.  If these checks indicate power and con- trol, and engine instruments are indi- cating normal conditions, proceed with normal operations.  If workboat does NOT respond to these checks, notify shift leader or bargemaster for corrective action. 17-9