Model 4033.pdf

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4033
electro-mechanical
programmer for controlling
heating & hot water
Installation & User Instructions
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Index
Installation
Product specifi cation
3
Installation
4-5
Wiring
6-7
User
Your programmer
8
Programming the unit
8-9
Setting the clock
9
Using the programmer
10-11
Contact details
12
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Installation Instructions
Please Note:
This product should only be installed by a qualifi ed
electrician or competent heating installer, and
should be in accordance with the current edition of
the IEEE wiring regulations.
Product specifi cation
Specifi cation
Power supply
230 ± 15% Vac, 50/60Hz
Switch action
2 x SPDT, type 1B
Switch rating
Max 264 Vac, 50/60Hz, 3(1) A
Timing accuracy
± 1 min/month
Enclosure rating
IP30
Max. ambient temperature
55°C
Dimensions, mm (W, H, D)
102 x 210 x 60
Design standard
EN 60730-2-7
Construction
Class 1
Control Pollution Situation
Degree 2
Rated Impulse Voltage
2.5kV
Ball Pressure Test
75°C
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Installation
1.
Unscrew fi xing rings from selector switches, move all
four tappets to top of dial and remove outer case.
2.
Slacken two screws securing plug-in module to
backplate and separate module from backplate by
pulling upwards.
3.
Fix backplate to wall (3 hole fi xing).
4.
Wire mains, motorised valve(s), thermostat(s)
according to instructions shown on page 6-7.
5.
Secure cables under clamp bar.
6.
Ensure all dust and debris has been cleared away
from the area then plug in programmer module and
re-tighten the 2 retaining screws - do not overtighten.
7.
Switch on mains, turn both selector switches to
‘ON’ and light up boiler according to manufacturer’s
instructions.
8.
With both room and cylinder thermostats turned up to
maximum, check the switching action of the 4033 with
a neon screwdriver or test lamp.
NOTE: This is a Class 1 product and must be earthed.
WATER SWITCH
(a)
With selector switch in ON position, terminal 4
should be LIVE.
(b)
With selector switch in OFF position, terminal 5
should be LIVE.
(c)
With selector switch in TIMED position, terminal
4 should be LIVE between tappets A-B and C-D
and terminal 5 should be LIVE between tappets
B-C and D-A.
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HEATING SWITCH
(d)
With selector switch in ON position, terminal 2
should be LIVE.
(e)
With selector switch in OFF position, terminal 3
should be LIVE.
(f)
With selector switch in TIMED position, terminal
2 should be LIVE between tappets A-B and C-D
and terminal 3 should be LIVE between tappets
B-C and D-A.
9.
Remove cut-out from bottom of outer case as
required. Refi t outer case and selector switch fi xing
rings. Check that outer case sits squarely on body and
is not distorted by an uneven wall surface.
10. Rotate dial clockwise through at least one complete
revolution and check that all four tappets are clear of
outer case aperture.
11. Ease of installation can be achieved by the use of the
Danfoss Randall Wiring Centre which is obtainable
from most Builders Merchants and Distributors.
!
NOTE: If a Wiring Centre is used follow the
installation instructions included with that
unit and not the wiring diagrams overleaf.
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