COVER ASSEM. 6D6204 - Caterpillar

Illustration 13 g02564811
(8) 9U-6986 Differential Pressure Gauge . (9) 9U-5870 Filter Elements Air Pump Muffler
In some cases, the air pump muffler can freeze. If the air pump is not functioning properly, first check the muffler to make sure that it is not clogged or frozen with condensation.For the most efficient operation of the filter cart, replace the muffler periodically.
Illustration 14 g02564813
(10) 195-3164 Muffler .188-7019 Air Pump
Repair parts are available for the 188-7019 Air Pump . A 196-9504 Air Valve Repair Kit is available for repairing the center section of the air pump. A 188-7018 Diaphragm Kit is available to replace the two diaphragms in the pump. Complete repair instruction come with each repair kit.Serviceable Parts
Table 7
Serviceable Parts List    
Item     Part No.     Description    
(1)     188-7019     Air Pump Assembly    
(2)     9U-6985     Filter Element (100 Mesh) (prefilter)    
(3)     9U-5870     Spin-on Filter Element (10 micron) with synthetic media1 Quad Filter Assembly    
(4)     195-3164     Muffler (on air pump)    
(5)     9U-6986     Gauge (Dirty Filter)    
(6)     8T-0846     Gauge (Working Pressure)    
(7)     190-8316     Female Quick-Disconnect with 1 1/4 inch NPT    
(8)     190-8317     Male Quick-Disconnect with 1 1/4 inch NPT    
(9)     190-8318     Female Quick-Disconnect with 1 inch NPT    
(10)     190-8319     Male Quick-Disconnect with 1 inch NPT    
(11)     197-4626     Flexible Extension,
101.6 x 355.6 mm (4.00 x 14.00 inch)    
(12)     197-4627     Solid Extension,
63.5 x 330.2 mm (2.50 x 13.00 inch)    
(13)     3H-0976     O-ring (element to head)    
Illustration 15 g02564817
Typical Male and Female Quick-Disconnect Fitting (All with Female NPT).
Table 8
Serviceable Parts List (cont'd)    
Optional Filter Elements for the Quad Filter Assembly    
Item     Part No.     Description    
-     9U-6983     Spin-on Filter Element (5 micron absolute) with synthetic media1    
-     9U-6984     Spin-on Filter Element (22 micron absolute) with synthetic media1    
-     188-7027     Filter Element (Water Removal)    
-     198-3188     Spin-on Filter Element (2 micron cellulose)    1Synthetic filtering media is compatible with petroleum and water-based fluids.
Table 9
Serviceable Parts List (cont'd)    
Dust Caps/Plugs    
Item     Part No.     Description    
-     8C-3451     Rubber Cap,
13 mm (.50 inch) diameter for S.O.S port    
-     201-8057     Plastic/Rubber Plug,
66.8 mm (3 inch ), for 190-8316 and 190-8318 Quick-Disconnect Coupler, female end    
-     201-8059     Plastic/Rubber Plug,
44 mm (2 inch), for 190-8317 and 190-8319 Quick-Disconnect Coupler, male end