Document Ref 941113-001 Rev 2 Page 6-11
Quantium 310 Maintenance Manual Maintenance Procedures - VR
7) Using a 24mm spanner, loosen the relevant gland(s).
8) Free the VFM cable and pull down through the dispenser to
the VFM unit.
9) From side A of the dispenser, use a 22mm spanner to loosen
the brass nut securing the damping vessel and fittings to the
adaptor. Disconnect the vessel and fittings from the adaptor.
WARNING : BEWARE OF FUEL SPILLAGE.
10) Using a 14mm spanner, remove the small adaptor from the
VFM unit.
Note : the adaptor is sealed with loctite.
11) From side B of the dispenser, use a 22mm spanner to loosen
the brass nut securing the VR filter and fittings to the VFM
unit. Disconnect the filter and fittings from the VFM unit.
WARNING : BEWARE OF FUEL SPILLAGE.
12) Use a 10mm ratchet or spanner to remove the four screws at
the base of the unit securing the VFM unit to the SCS bracket.
13) Remove the VFM unit from the dispenser.
14) Secure the new VFM unit to the SCS bracket by re-fitting
the four screws to the bottom of the VFM unit.
15) From side A of the dispenser, use a 22mm spanner to refit the
damping vessel and fittings to the VFM unit.
16) From side B, use a 14mm spanner to fit the adaptor to the
new VFM unit. Use loctite to seal the join between the
adaptor and the VFM unit.
17) Use a 22mm spanner to re-fit the VR filter and fittings to the adaptor.
18) Feed the new VFM cable up through the relevant glands to the VFM board in the calculator
head. Use a 24mm spanner to tighten the glands and replace any cable ties.
19) Use the small screwdriver to attach the VFM cable to the connector.
20) Re-fit the connector onto the VFM board.
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