REV BJune 2005Section 4 • Repair Procedures4 - 44 TMZ-50/30 Part No. 65162MANIFOLDS9-2Pump Manifold Components -Models with Drive (option) (after serial number T5000-90)The pump manifold is located next to the function manifold under the function manifold side cover.Index SchematicNo. Description Item Function Torque— Coil nut (item BD) ................................................................................................................... 4-5 ft-lbs / 5-7 Nm— Coil nut (items BA and BB) .................................................................................................... 5-7 ft-lbs / 7-9 Nm1 Proportional valve .............................. BA ......... Drive functions .................................. 25-27 ft-lbs / 34-36 Nm2 Proportional valve .............................. BB ......... Boom functions ................................. 25-27 ft-lbs / 34-36 Nm3 Relief valve, 3000 psi / 206.8 bar ....... BC ......... System relief ..................................... 18-20 ft-lbs / 24-27 Nm4 Solenoid valve, 2 position 3 way ........ BD ......... Boom function select ........................ 18-20 ft-lbs / 24-27 Nm5 Check valve ........................................ BE ......... Prevents flow from DC power unitfrom entering port (P2) ...................... 18-20 ft-lbs / 24-27 Nm6 Check valve ........................................ BF ......... Prevents flow from DC power unitfrom entering port (P1) ...................... 18-20 ft-lbs / 24-27 Nm7 Check valve ........................................ BG ......... Prevents flow from engine pumpfrom entering port (P4) ...................... 18-20 ft-lbs / 24-27 Nm8 Check valve ........................................ BH ......... Prevents flow from engine pumpfrom entering port (P3) ...................... 18-20 ft-lbs / 24-27 Nm9 Check valve ......................................... BI .......... Prevents flow from pump section #2from entering pump section #1 ......... 18-20 ft-lbs / 24-27 Nm10 Check valve ........................................ BJ ......... Prevent flow from pump section #1from entering pump section #2 ......... 18-20 ft-lbs / 24-27 NmHow to Install a Valve Cartridge1 Dip the cartridge in clean oil to lube the O-rings.2 Screw the cartridge in by hand until the topO-ring is met, then torque to specification.3 If required, install the valve coil(s) onto thevalve stem. Install the coil nut onto the valvestem and torque to specification.800-610-4101ActionRental.com
