Section 0 - Engine Disassembly and Assembly - Group 00
Injection Pump - Installation (0-88)
B Series Shop Manual
Rotate the pump to align the scribe marks on the pump
Tighten the three mounting nuts.
Disengage the TDC pin.
Be sure the backlash is correct for replaced gears.
Use a dial indicator to measure backlash.
Pump Gear Backlash Limit
A = .076 to .330 mm [0.003 to 0.013 in]