Rheem 340SS, Руководство пользователя и инструкции по установке, Страница: 35 / 52

35
CONNECTIONS – PLUMBING
All plumbing work must be carried out by a qualified person and in compliance
with the Standard AS/NZS 3500.4 and all local codes and regulatory authority
requirements.
All gas work must be carried out by a qualified person and in compliance with
the Standard AS/NZS 5601.1 and all local codes and regulatory authority
requirements.
CONNECTION SIZES
• Hot water connection: Rp 1/2.
•
Cold water connection: Rp 3/4.
• Relief valve connection: Rp 1/2.
• Gas inlet (flared compression): Rp 1/2.
WATER INLET AND OUTLET
All pipe work must be cleared of foreign matter before connection and purged
before attempting to operate the water heater. All olive compression fittings must
use brass or copper olives. Use an approved thread sealant such as Teflon tape
on all sealing threads.
An isolation valve and non-return
valve must be installed on the cold
water line to the water heater. An
acceptable arrangement is shown in
the diagram. Refer also to “Hot
Water Delivery” on page 31 and to
“Mains Water Supply” on page 29.
A disconnection union must always
be provided at the cold water inlet
and hot water outlet on the water
heater to allow for disconnection of
the water heater.
This water heater is intended to be permanently connected to the water mains
and not connected by a hose-set. A braided flexible hose or semi-flexible
connector may be used for connection to the water heater, where permitted by
AS/NZS 3500.4.
cold water connection