INSTALLATION AND OPERATING INSTRUCTIONS for Rifoair
Contents
1. INSTALLATION AND OPERATING INSTRUCTIONS for Rifoair Venting Automat Type Minox Light PN16 Works Standard Sheet 18001 Type Minox G PN16 Works Standard Sheet 8170 Type Minox F PN16 Works Standard Sheet 8171 Figure 1 Functional Description With the float in the lower position the flow passage is open Air and gases escape through the vertically installed upright immersion tube out of the outlet port A rising liquid level raises the float which in tum closes the passage A Installation 1 Prior to installation remove plastic plugs from inlet a and outlet b 2 The venting unit is to be installed in the reversed position an the vertical standpipe as shown in figure 1 B Removal and Disassembly of Venting Automat 1 Prior to removal of the venting unit the system has to be in a depressurized state 2 Evenly loosen and remove four housing lid bolts the housing lid can remain connected with the vertical immersion tube 3 Remove outlet pipe b 4 Remove main housing upwards 5 If due to space limitation the main housing cannot be removed remove entire unit C Removal of Float Control Assembly Removal requires a threaded drift pin which is inserted 3 to 4 turn into the R 1 4 inch thread of the support body c By tapping lightly with a mallet against the head of the drift pin figure 2 the control assembly is being loosened from its conical seat The float control assembly consists of ge ae c Support2. body and immersion tube d Rotary valve and cotter pin e Float and lever RIFOX Hans Richter GmbH Spezialarmaturen D 28082 Bremen Postfach 11 02 45 Telefon 49 421 4 99 75 0 Fax 49 421 499 75 40 www rifox de info rifox de 06 2008 Di Pagel of 2 Subject of modification INSTALLATION AND OPERATING INSTRUCTIONS for Rifoair Venting Automat D Disassembly of Float Control Assembly After removal of cotter pin simply pull out rotary valve d Clean components with dry cleaning fluid During assembly ensure that the notch an the rotary valve d is lined up with the center point anthe support body c Install new cotter pin Figure 3 c center point E Installation of Float Control Assembly Install float control assembly by inserting support body c into the conical housing seat figures 4 and 1 Insert threaded drift pin in R 1 4 inch thread of support body and hand tighten with a 22mm open end wrench pulling the support body in the conical seat Remove drift pin Apply a coat of molydeniumdisulfide paste MolyCote to threads of housing lid bolts place housing lid an housing insert bolts and secure lid by tightening bolts cross wise R 1 4 threaded drift pin Washer RIFOX Hans Richter GmbH Spezialarmaturen D 28082 Bremen Postfach 11 02 45 Telefon 49 421 4 99 75 0 Fax 49 421 499 75 40 www rifox de info rifox de S0900 06 2008 Di Page2 of 2 Subject of modificatio
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