THUMB AS 3843905 - Caterpillar

Illustration 1 g00891766
(1) Tighten the flange bolts for the clamp to the following torque. ... 12 N m (9 lb ft)Note: Remove the original seat washer from the threaded hole for the fuel injection nozzle which is located in the cylinder head. If the original seat washer is not removed, the projection of the nozzle will be incorrect when a new seat washer is installed. Do not reuse the seal and the seat washer.Bench test the fuel injection nozzles at the following temperature. ... 18 to 20 °C (64 to 70 °F)
Do not use dirty test fluids when you test fuel injection nozzles. Also, do not test fuel injection nozzles unless you have the correct service tools.The use of dirty test fluids and the use of incorrect service tools will result in damage to fuel injection nozzles.
Table 1
Service Setting for the Fuel Injection Nozzle    
Code (1)    Set and Reset Pressure    
"HU"    
22300 kPa (3233 psi)    
"HV"    
25300 kPa (3674 psi)    
"HZ"    
22300 kPa (3233 psi)    
"JA"    
25300 kPa (3674 psi)    
"JB"    
25300 kPa (3674 psi)    
"JE"    
22300 kPa (3233 psi)    
"JF"    
25300 kPa (3674 psi)    
"JG"    
23300 kPa (3380 psi)    
"JH"    
25300 kPa (3674 psi)    
"JJ"    
25300 kPa (3674 psi)    
"JK"    
22300 kPa (3233 psi)    
"JL"    
25300 kPa (3674 psi)    
"JR"    
25300 kPa (3674 psi)    
"JS"    
25300 kPa (3674 psi)    
"JT"    
25300 kPa (3674 psi)    
"JU"    
22300 kPa (3233 psi)    
"JY"    
25300 kPa (3674 psi)    
"KC"    
29000 kPa (4203 psi)    
"KD"    
29400 kPa (4262 psi)    
"KE"    
29400 kPa (4262 psi)    
"KF"    
29400 kPa (4262 psi)    
"KG"    
29400 kPa (4262 psi)    
"KN"    
29400 kPa (4262 psi)    
"KP"    
29400 kPa (4262 psi)    
"KU"    
29400 kPa (4262 psi)    
"KW"    
29400 kPa (4262 psi)    
"NJ"    
22300 kPa (3233 psi)    
"NK"    
22800 kPa (3307 psi)    
"NL"    
22800 kPa (3307 psi)    
"NM"    
25300 kPa (3674 psi)    
"NN"    
25300 kPa (3674 psi)    
"NP"    
22300 kPa (3233 psi)    
"NR"    
25300 kPa (3674 psi)    
"NS"    
25300 kPa (3674 psi)    
"NT"    
25300 kPa (3674 psi)    
"NU"    
22300 kPa (3233 psi)    
"NV"    
22300 kPa (3233 psi)    
"NW"    
22300 kPa (3233 psi)    
"NX"    
29400 kPa (4262 psi)    
"PC"    
29400 kPa (4262 psi)    
"PD"    
27900 kPa (4041 psi)    
"PE"    
28400 kPa (4115 psi)    
"RD"    
25000