UNDERCARRIAGE AR 2228667 - Caterpillar

Illustration 13 g03295660
(1) 4I-0797 Hose As (2) 4I-1783 Hose As (3) 4I-5795 Hose As (4) 4I-7836 Flow Control Valve Gp (6) 4I-9523 Marker Band (Blue) (7) 4I-9524 Marker Band (Brown) (8) 4I-9525 Marker Band (Orange) (9) 4I-9528 Marker Band (Purple) (13) 087-5762 Hose As (14) 087-5777 Hose As (15) 104-8777 Hose As (19) 192-8775 Tube As (26) 148-8336 Connector As (27) 148-8353 Elbow As (32) 148-8345 Connector As
Install valve group (A) .
Connect hose (15) from port "A2" of the multi solenoid valve to port "bL2" of the main valve. Use connector (26) .
Connect hose (13) from port "bR2" of the main valve to port "CB2" of the pilot valve group (A) .Note: Remove existing jumper hose from bottom of attachment spool to top of spool prior to installing "System 3" control kit.
Connect hose (2) from port "no. 6" of the tank to port "CD" of the pilot valve group (A) .Note: Remove existing hose from bottom of "Boom II" spool to stick drift reduction valve prior to installing kit.
Illustration 14 g03295661
(1) 4I-0797 Hose As (2) 4I-1783 Hose As (3) 4I-5795 Hose As (5) 4I-9521 Marker Band (Red) (6) 4I-9523 Marker Band (Blue) (8) 4I-9525 Marker Band (Orange) (9) 4I-9528 Marker Band (Purple) (14) 087-5777 Hose As (19) 192-8775 Tube As (32) 148-8435 Tee As
Connect hose (14) from port "aL4" to port "CA" of the pilot valve group (A) .
Connect hose (19) from port "PAT" to port "CB1" of the pilot valve group (A) .
Connect hose (3) from port "aL2" to port "B4" of the drain block.
Connect hose (1) from port "PAT" to port "P2" of the pressure reducing valve.
Illustration 15 g03298956
(31) 148-8407 Plug As (32) 148-8435 Tee As
Install tee (32) into port "APi" of the main valve.
Install plug (31) into port "aR4" of the main valve.
Replace existing plug with plug (31) on top of "Boom II" spool of the main valve.List of Pilot Hose Connections
Table 2
Part Name     Hose No.     Part Name    
N.F.C.V. (1)     B1     (23) 286-6769     C.V. (2)     HR    
B2 (24) 272-4139     PUMP     Pi2    
C.V. (2)     PAT     (1) 4I-0797     R.P.V. (4)     P2    
(19) 192-6775 VALVE     CB1    
bL2 (15) 104-8777     2M.S.V. (5)     A2    
Tank     NO. 6 PORT     (2) 4I-1783     VALVE     CD    
C.V. (2)     aL4     (14) 087-5777     CA
bR4 (13) 087-5762     CB2
aL2 (3) 4I-5795     DR.B. (6)     B4    
P.D.B. (3)     PB4     (10) 5I-4396     2M.S.V. (5)     P    
DB4 (10) 5I-4396     T    
( 1 ) Negative Control Line Flow Control Valve
( 2 ) Control