TM 10-3930-659-20 5-28. ENGINE RADIATOR REPLACEMENT (Con't). WARNING Servicing  of  engine  cooling  system  should  only  be  performed  on  a  cool  engine. NEVER remove clamps or hoses when engine Is hot.  Pressurized steam, hot water, or coolant will cause serious burns. a. REMOVAL 1. Remove screw (8), washer (7), clip (6), and washer (1) from frame (5) and engine radiator (2). WARNING Use  extreme  caution  when  handling  heavy  parts.    Lifting  device  Is  required  when parts weigh over 50 lb (23 kg) for a single person lift, over 100 lb (45 kg) for a two person  lift,  and  over  150  lb  (68  kg)  for  a  three  or  more  person  lift.    Keep  clear  of heavy  parts  supported  only  by  lifting  device.    Failure  to  follow  this  warning  may cause serious Injury or death to personnel. 2. Remove screw (4), washer (3), and engine radiator (2) from frame (5). TA706904 5-82