GESTRA UNA 13P, Installation Instructions Manual

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11
Installation
– continued –
For GESTRA air trap UNA 13 P we recommend the installation of an air-balance
pipe to ensure the continuous condensate flow from the fluid line to the trap.
The air-balance pipe also prevents the formation of water pockets.
Air-Balance Pipe
K
K
The GESTRA air trap UNA 13 P does not require any particular maintenance.
It is, however, recommended to check and clean the trap at regular intervals if the
condensate is very oily.
Maintenance
1. Remove cover from body , Fig. 2.
2. Lever control unit off its support using a screwdriver, Fig. 3.
3. Remove old gasket .
4. Clean body and internals.
5. Clean seating surfaces of body and cover, insert new gasket .
6. Position control unit on support, and fix by two blows using a hammer and
punch, Fig. 4.
7. Insert new gasket and reassemble body and cover. Tigthen body screws in
diagonally opposite pairs with a torque of 35 Nm. After commissioning retighten
body screws.
Clean Air Trap
C B
I
J
J
I
■ Allen key size 8, DIN 911L
■ Torque spanner 20 – 120 Nm, DIN ISO 6789
■ Screwdriver 5.5/125 mm, DIN 5265
■ Punch 120/10 mm, DIN 7250
■ Hammer 500 g, DIN 1041
Tools