warningTM 5-6115-585-12NAVFAC P-8-262-12TO-35C2-3-455-1TM-05684C/05685B-12k. During operation, listen for unusual noiseswhich may indicate a pending malfunction.2 - 5 . O P E R A T I N G I N A L T E R N A T E M O D E S.When selecting position 120V, 1 PH unit isi n 2 w i r e c o n f i g u r a t i o n . A s i t u a t i oncan/may exist in allowing a double fault tooccur. To eliminate this possibility thereconnection switch will be rewired by us-ing a AWG #4 wire jumper between ter-minals #LO and #6 of section 9.2 - 6 . S H U T T I N G D O W N U N I T .a. Place AC circuit breaker in the OFF position.b. To stop the Generator Set, place the masterswitch in the OFF position.c. After operation of the Generator Set, performthe inspection and service requirements as outlined inpreventive maintenance checks and services underOperator Maintenance Instructions, Chapter 3.d. Emergency Stop.To stop Generator Set in anemergency, pull out DC control circuit breaker (seefigure 2-3).e. If generator set is not going to be operated fortwo weeks or more, disconnect the negative cable fromthe battery. The generator set will be ready to go uponreconnection of the negative cable.C A U T I O NDisconnect load before switching.This unit can be set for 120 volt–1-phase, 120/240v o l t — 1 - p h a s e , o r 1 2 0 / 2 0 8 v o l t — 3 - p h a s e o u t p u t.Rotate reconnection switch to desired output connec-tion. Refer to figure 2-2.S e c t i o n IIO P E R A T I O N U N D E R U N U S U A L C O N D I T I O NS2 - 7 . O P E R A T I O N I N E X T R E M E H E A T.To ensure satisfactory operation under conditions ofextreme heat, accomplish the following.a. Be sure that nothing obstructs air flow to andfrom the unit.b. Keep cooling fins clean.c. Inspect battery electrolyte level daily. Adddistilled water if necessary.d. Keep generator free of dirt and grime. Be sureventilating screens are free of obstructions.2 - 8 . O P E R A T I O N I N E X T R E M E C O L D ( - 2 5 ° F,-32°C).To ensure satisfactory operation under conditions ofextreme cold accomplish the followinga. Use correct lubricating oil in engine crankcasefor temperature conditions. (Refer to figure 3-1.)Change oil only when engine is warm.b. Use Arctic Grade diesel fuel.c. Keep batteries in a well charged condition.d. Be certain air cleaner intake control is in coldweather position.e. Shutter blades should be fully closed for coldengine, open only partially under light load, open moreas load increases.f. Hold master switch in START position for 2minutes after engine comes to operating speed.2 - 9 . O P E R A T I O N I N D U S T Y O R S A N DYA R E A S .To ensure that the Generator Set will operate satisfac-t o r i l y i n d u s t y o r s a n d y a r e a s , a c c o m p l i s h t hef o l l o w i nga. Clean Generator Set frequently.b. Service air cleaner frequently. Check air restric-tion indicator daily. If red signal is visible, service theair cleaner. Be certain that all air cleaner and intakemanifold connections do not leak. Be certain oil fillercap fits snugly.c. Change crankcase oil and oil filter frequently.d. Store oil and fuel in dust-free containers.e. Make sure that Generator Set ground connec-tion is free of dust and sand and connections are tightbefore starting the unit.2-10. OPERATION IN WET OR HUMID AREAS.To ensure that the Generator Set will operate satisfac-torily in wet or humid areas, accomplish the following2-6Change 6
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