|
| (1)
Flush cooling system if it shows signs of corrosion. Clean |
| pump
impeller cavity and gasket surface. Tighten back plate |
| mounting
bolts where applicable. |
| (2)
Position new gasket(s) after coating them on both sides with |
| a
thin layer of sealer. |
| (3)
Carefully install new pump. DO NOT STRIKE SHAFT. Tighten |
| bolts
using a crossing pattern. |
| (4)
Turn pump shaft by hand to check for free rotation. |
| (5)
Check thermostat and radiator cap, and replace if they show |
| signs
of sticking or leaking. |
| (6)
Connect hoses, fill cooling system and check for leaks. |
| (7)
Check fan blade for cracks, bent blades, loose rivets, etc. |
| NEVER
STRAIGHTEN A BENT BLADE: When any defects are |
| found,
replace the entire fan. |
| (8)
CHECK FAN CLUTCH (IF USED) FOR LOSS OF OIL, |
| LOOSENESS
OR WOBBLE. A BAD OR MISALIGNED CLUTCH |
| WILL
DAMAGE A WATER PUMP. |
| (9)
Check that the fan pulley (or clutch, if used) sits squarely on |
| pump
hub. |
| (10)
Rotate fan by hand and check for fan wobble - 3/32" max. |
| at
outer edge (with no fan clutch); 1/4" max. with fan clutch. |
| (11)
Check belts for cracks, frayed edges, missing sections. If in |
| doubt,
replace belt(s). |
| (12)
Adjust fan belt(s) to proper tension, using comercial tension |
| gauge,
if available. Or, lay straightedge between alternator and |
| and
pump pulley and adjust belt deflection to 1/2" - 3/4". |
| (See
vehicle manufacturer's specs. for recomended tension.) |
|
(13)
Check fan clearances at blade tip, between
fan and shroud, |
| and
between fan and radiator. |
| (14)
CHECK ENGINE MOUNTS FOR WEAR OR SPLITTING AND |
| CHECK
BOLT TIGHTNESS. |
| (15)
Start engine and run until normal operating temperature is |
| reached.
Check for leaks and for smooth operation. NEVER |
| STAND
IN LINE WITH OR NEAR FAN WHEN REVVING ENGINE. |
| FOR
YOUR OWN PROTECTION, THE HOOD SHOULD BE CLOSED |
| WHEN
REVVING ENGINE. |
| |
