AC ELWA
®
-F Assembly- and Operation Manual, 170224
3
4.
Exemption of Warranty and Liability
Any warranty or liability is exempted for:
Injury to persons and/or damage to property caused by unintended use or in disregard of
safety- and user instructions
Consequential damage
Unauthorized modification, disassembling or other conversion of the device
Defects caused by lime scale deposits on the heating rod
5.
Mounting and Installation Instructions
The installation of the device must only be carried out by authorized technical staff.
The storage tank must be drained properly.
AC ELWA-F is intended for horizontal mounting in hot water or storage tanks with 1 ½ inch
standard female threads.
The unheated section of the heating rod is 90 mm from sealing face, the length of the thread
pipe must not exceed 80 mm.
Use the O-ring seal supplied. Do not use any grease or lubrication agents. The plastic thread
must not be sealed with the help of hemp or other sealing material.
Do not apply force when screwing in the entire device until the seal is slightly pressed. Make
sure that the O-ring is properly placed in its groove. Then tighten the heating rod with a 60mm
spanner. Never exceed a torque of 80 Nm.
Never tighten the heating rod by turning the metal case of the device!
If the device is not upright (power cord bottom) after the thread has been tightened, it can be
turned gently left or right.
Then tighten the 4 lock nuts to fix the device:
Make sure that the heating rod is fully immersed when filling the water tank. Check for leakage.
After mounting, the IP21 cover supplied has to be attached!
