VACUUBRAND MZ 2C VARIO - Manual (Page 42)

page 42 of 51
Documents are only to be used and distributed completely and unchanged. It is strictly the users´ responsibility to check
carefully the validity of this document with respect to his product. manual-no.: 999034 / 22/04/2008
➨ Use open-ended wrench (w/f 14) to turn elbow fitting 1/4 of a
turn, remove hose. Do not remove the elbow fitting from the
cover plate.
☞ Through reassembly a leak might result.
➨ Remove union nut at the exhaust waste vapour condenser
and remove hose from the inlet of the condenser.
Disassembling the pump from the pumping unit
➨ Use an open-ended wrench (w/f 17) to remove the union nut
of the fitting of the cover plate.
☞ ☞ ☞ ☞ ☞ Please read section ”Replacing diaphragms and valves” completely before start-
ing maintenance.
Partially the pictures show pumps in other versions. This doesn´t influence replacing diaphragms and
valves of the pump.
PC 2002:
➨ Disconnect cables from the controller and unscrew controller from holding plate.
☞ Unscrew socket head screw at rear of controller with hex key size 7.
➨ Do not disassemble pump from pump support.
➨ Use open-ended wrench (w/f 17) to remove union nuts.
Cleaning and inspecting the pump heads
PC 2003 / PC 2004:
➨ Disconnect cables from the controller.
➨ Use open-ended wrench (w/f 10) to remove four hexagon nuts from the feet of the pump support and lift
off pump together with pump support from the base plate.
➨ Disassemble pump from pump support. Support pump appropriately.
➨ Loosen at each case two socket head screws at the front of the pump and underneath the terminal box
with hex key size 5. Pay attention to washers.
☞ Remove pump from pump support.