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3. INSTALLATION

Sufficient room must be given above, below and to the left
hand side of the boiler to allow maintenance access and
removal of the outer casing (see fig. 3).

Connect the mains water supply to the boiler solenoid

inlet , using the supplied elbow compression fitting.

1.

2.

3.

Connect the vent / overflow pipe (see fig.2) using

Speedfit plastic tubing or 15mm table 'X' copper tubing.

Connect the electrical supply to the unit via the terminal

block. The cable must be secured by the cable clamp,
(see fig. 4 ). The electrical connections to the terminal
block must be made as shown in fig.5.

The Vent/ overflow pipe

and arranged

such that the outlet position is safe, visible and
external to the boiler. The overflow pipe

and should never be

allowed to become blocked or restricted .

red or brown

L

black or blue

N

green / yellow

must be fitted

must not be

connected directly to a soil pipe

to the terminal marked

to the terminal marked

to the terminal marked

Figure 6. shows the approximate times for boiling water to

be available at the draw off tap, from commissioning.
These times will vary depending on the water pressure of
the mains water supply.

5. USER INSTRUCTIONS

Boiling water is dispensed through the draw off tap, which
is operated by pulling the handle forward towards the user.

The tap handle will

automatically return to the off position unless pulled fully
forward to the locking position.

Two lights mounted on the front facia provide a continuous
display of the operation of the boiler. During the initial
commissioning process or subsequent

switch on from

cold, the top '

' light will indicate '

' by

flashing yellow

( water is below normal operating

temperature). When the boiler has reached the normal
operating temperature, the '

' light will

indicate '

' by turning to a

if the boiler is

only part full , or a

light when maximum draw

off capacity is available.

If

the available water is drawn from the boiler , the flow

rate will reduce to a trickle as the unit fills and heats the
water (this does not indicate a fault with the boiler). The
'

' light will continue to show '

' as the

temperature of the water is still approximately 98 C.

Due caution should be exercised as the water is
approximately 98 C. at all times.

solid yellow

solid orange

o

o

WAIT / READY

WAIT

WAIT / READY

READY

WAIT / READY

READY

all

Model

Approximate times for boiling water to

be available, from commissioning

5L

18 mins

7.5L

26 mins

10L

32 mins

15L

47 mins

Fig 6.

5.1 Cleaning

When required the unit should be wiped down using a
damp cleaning cloth
This appliance is not protected against the ingress of water
and therefore should not be washed down in any manner
that would allow water to enter the electrical chamber of the
unit e.g. the use of a spray water jet .

5.2 Service Indicator Light

Certain types of operational fault will cause the
'SERVICE INDICATOR light, mounted on the front
fascia to flash. If this occurs refer to section on , 'Fault
Finding' .

'

Issue 17

page 6

Issue 17

page 6

Fig 5.

4. COMMISSIONING

1. Turn on the water supply.
2. Turn on the electrical supply.

After a few seconds delay for the electronics to charge,
the boiler will begin filling with water and the 'WAIT /
READY' light will flash yellow indicating 'WAIT'. When the
low water level is reached the element will begin to heat
the water. the solenoid will remain on until the normal
operating level is reached. Upon reaching the correct
temperature the 'WAIT / READY ' light will turn solid
orange , indicating 'READY AND FULL ' .

The unit will fill and heat the water in cycles. The machine
will allow only a limited amount

On initial switch-on only

On subsequent operation of the boiler

NOTE : PRE-APRIL /02 MODELS HAD SLIGHTLY
DIFFERENT MODE OF OPERATION

of water to enter the unit

and then switch off the solenoid and switch on the
element.

Summary of Contents for Clipper2

Page 1: ...MAINTENANCE MANUAL Patented Wall mounted Catering Water Boiler Read these instructions thoroughly before commencing installation or undertaking maintenance work Issue 17 DCR 668 9 5 05 TEL 0113 249 6681 FAX 0113 235 0358 www calomax co uk ...

Page 2: ...d fascia houses light PCB COMLPCBA NB5B Body NB5BLG Body lid gasket NBSV solenoid valve CASPCBT Printed circuit board includes Triac PCB for single thermistor units only NB5WLCPT Water level control pipe NBMR Manual reset Note For the Outer Casing order NB5OCWSS Stainless Steel or NB5OCWMS White For an Insulation set order NB5IS Vent and overflow pipe with screen UTHSG Heat Shroud If parts require...

Page 3: ...bly UTB Draw off tap body 7 5PMFK Plastic moulded fascia houses light PCB COMLPCBA NB10B Body NB10BLG Body lid gasket NBSV solenoid valve CASPCBT Printed circuit board includes Triac PCB For single thermistor machines only NB7 5WLCPT Water level control pipe NBMR Manual reset Note For the Outer Casing order NB10 OCWSS Stainless Steel or NB10 OCWMS White For an Insulation set order NB10IS Vent and ...

Page 4: ... 15BCW Washe r Body and Backpla te cut away to show internal compon ents GTT Tap top assem bly UTB Draw off tap body 10PMF K Plastic mould ed fascia house s light PCB COML PCBA NB10B Body NB10B LG Body lid gaske t NBSV soleno id valve CASPC BT Printe d circuit board includ es Triac PCB F or sungle themis tor units only NB10W LCPT Water level contro l pipe NBMR Manua l reset Note For the Outer Casi...

Page 5: ...nclude s Triac PCB Fo r single thermis tor units only NB15W LCPT Water level control pipe NBMR Manual reset Note Vent and overflow pipe WITH SCREE N For the outer ca sing order NB15OC WSS Stainle ss steel or NB15OC WMS white For insulati on set order NB15IS UTHSG Heat Shroud NBWPT water pipe GTT grey tap top UTB univers al tap body 15PMFK plastic moulde d fascis houses light PCB CO MLPCB A If part...

Page 6: ...ght PCB COMLPCBA NB15B Body NB15BLG Body lid gasket NBSV solenoid valve CASPCBT Printed circuit board includes Triac PCB For single thermistor units only NB15WLCPT Water level control pipe NBMR Manual reset Note Vent and overflow pipe WITH SCREEN For the outer casing order NB15OCWSS Stainless steel or NB15OCWMS white For insulation set order NB15IS UTHSG Heat Shroud NBWPT water pipe If parts requi...

Page 7: ... should therefore be mounted in such a manner that the operator can stand directly facing the machine with the controls at the recommended height Consideration should also be given to the servicing requirements of the machine S Ensure the type of wall construction and fixings are suitable to support the working weight of the boiler S ee fig 1 ee fig 3 2 4 Vent Overflow Pipe Requirements The vent a...

Page 8: ...ler is only part full or a light when maximum draw off capacity is available If the available water is drawn from the boiler the flow rate will reduce to a trickle as the unit fills and heats the water this does not indicate a fault with the boiler The light will continue to show as the temperature of the water is still approximately 98 C Due caution should be exercised as the water is approximate...

Page 9: ... now be de scaled Fig 7 Scale deposits should be removed from all internal surfaces particularly the heating element thermistor pocket etc by gently tapping or scrapping If the deposits are soft use a nylon pad and flush out Abrasive cleaning materials containing scouring powders and detergents must not be used such materials can cause taste problems Chemical de scalants must only be used in accor...

Page 10: ...uring low barometric pressure conditions causing the unit to trip the overheat cut out device Any adjustments made to the P C B should be noted on the boiler to aid fault diagnosis if problems persist Issue 17 page 8 Issue 17 page 8 7 FAULT FINDING To protect the unit in the event of continuous over boiling the unit is fitted with a thermal cutout device This device will cut power to the entire ma...

Page 11: ...ED TERMINAL BLOCK GREEN YELLOW BLACK RED E N L WIRING DIAGRAM FOR CLIPPER2 WATER BOILERS using v10 pcb board WIRING DIAGRAM FOR CLIPPER2 WATER BOILERS using v11 pcb board ELEMENT OUTER CASING EARTH ON ON CONDENSER EARTH CONNECTION ON WATER TANK EARTH CONNECTION CONNECTIONS EARTHING BACKPLATE PCB BLACK RED 0 75mm YELLOW OR BLACK 0 2mm YELLOW TRIAC PCB BLACK RED WHITE NORMAL WATER SENSOR SENSOR EART...

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