IDEAL LOGIC HIU Direct MT, Установка и обслуживание, Страница: 9 / 32

INDIRECT HARDWARE CONTENTS
9 LOGIC HIU -
Installation & Servicing / Users
11 PRIMARY BALL VALVE SET
Flow & Control Valves (with sample points). (Inc. sealing washer to appliance)
CONTENT
Item Qty Component
1 2 16 Bar primary inlet ball valves with integrated pressure sampling points ¾”
BSP Union connection x ¾” BSP ball valve with union end and male threaded
connection joint*.
2 2 Rubber washers for union end connection and
2 Fibre washes for ¾” BSP connection face
12 DOMESTIC CONNECTION FLOW & RETURN VALVE KIT
(Inc. sealing washer to appliance)
CONTENT
Item Qty Component CH inlet and outlet connection valves (Inc. sealing washer to appliance)
2 2 22mm x ¾” ball valve with union end and compression joint* - one blue and one red handle.
3 Small component pack consisting of: 2 ¾” seal for union joint
DHW inlet and outlet connection valves (Inc. sealing washer to appliance)
1 2 15mm x ½” ball valve with union end and compression joint*.
2 15mm compression nut
2 15mm olive
13 FILLING LOOP CONNECTION KIT VALVES
(Inc. sealing washer to appliance & water check valve incorporated into inlet connection)
The filling loop and ball valves are used to fill and pressurise the secondary heating system,
the filling loop must be disconnected after pressurisation to comply with the Water Regulations.
CONTENT
Item Qty Component CH inlet and outlet connection valves
1 1 Ball valve with integral check valve and union joint.
2 1 Ball valve with union joint
3 1 Flexible hose 250mm long
4 2 ½” rubber sealing washer for union joint - black
5 2 Sealing washer for flexible hose – green.
14 OPTIONAL FLUSHING BY-PASS
(Inc. Union built in rubber sealing washer)
Check the components in the kit before commencing. It is strongly
recommended the flushing by-pass option kit is fitted as it allows for
cleaning of the primary water system loop whilst the HIU is fitted.
1 ‘H’ pattern flushing bypass valve
2 Threaded male union tail piece - 4 off.
Install tails into HIU inlet connections
Fit Flushing by pass
Connect to primary pipe work
Turn screw driver slot horizontal to bypass.
Turn Vertical to connect the HIU to the primary circuit
10 LOGIC HIU INDIRECT 50 OR LOGIC HIU INDIRECT 75
* Compression ends complying with BS EN 1254-2 for use with R250 (half hard) copper tube
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