Certikin MB35C Operating & Installation Manual Download Page 29

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Spares

1st Line Spares:

Item

Part Number

SPMBG

Primary Heat Exchanger (35 kW)

M2136

SPMBG001

Primary Heat Exchanger (50 kW)

M2139

SPMBG002

Propane Orifice 35kW

M2150

SPMBG014

Propane Orifice 50kW

M2151

SPMBG015

Fan

M2138

SPMBG003

Gas Valve

M2140

SPMBG004

Ignition Control

M2141

SPMBG005

Pool Thermostat PCB

M2155

SPMBG016

Water Pressure Switch

650634

SPMB506

HT Lead

M2142

SPMBG006

Condensate Syphon

M2143

SPMBG007

Condensate Pressure Switch

M2144

SPMBG008

Ht Exchanger Combustion Sensor

M2145

SPMBG009

Spark & Sense Electrode

M2146

SPMBG010

Flue Thermostat

M2147

SPMBG011

Control Thermostat

M2148

SPMBG012

Pool Temperature Sensor

M2149

SPMBG013

Ht Exchanger Flow Sensor

M2149

SPMBG013

Fig. 12.0

Pool Thermostat
Retainer

Fuse

Transformer

Condensate
Pressure Switch

Condensing Pool Heater

14/11/06

Electrical Components

Summary of Contents for MB35C

Page 1: ...LL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call your gas supplier from a neighbour s phone Follow the gas supplier s instructions Installation and service must be performed by a Corgi registered installer Operating Installation and Servicing Instructions for Condensing Pool Spa Heaters M1996 Models MB35C MB50C 0087 ...

Page 2: ... OUTPUT Btu h 117 500 168 000 117 500 168 800 GAS RATE NG m3 h 3 37 4 88 1 28 1 9 MAXIMUM RATE OUTDOOR TOP CO 120 80 99 130 COMBUSTION SETTINGS NG CO2 8 4 9 3 9 4 10 2 OFFSET SETTING pA 3 0 3 0 3 0 3 0 ORIFICE mm 4 3 5 2 GENERAL SPECIFICATIONS WATERCONTENT MB35C 3 75 Litres 0 83 gallons MB50C 4 45 Litres 1 0 gallons MAXIMUM WATER PRESSURE 5 bar 70 psi MAXIMUM WATER FLOW TEMP Pool 32 C 90 F Spa 41 ...

Page 3: ...ICING 23 Routine Service 23 Changing Components 23 Spares 26 Heater Components 27 List of Figures Page Fig 1 0 Terminal Positions 4 Fig 2 0 Hydraulic Resistance Graph 5 Fig 3 0 Service Access Pipe Connections 7 Fig 3 1 Wall Terminal Dimensions 7 Fig 3 2 Outdoor Terminal Dimensions 8 Fig 3 3 Roof Terminal Dimensions 8 Fig 4 0 Wall Terminal Installation 9 Fig 4 1 Extended Wall Terminal Installation ...

Page 4: ...e Pool is not up to temperature Flashing The Pool Heating Demand is met the pool is up to temperature Condensing Pool Heater 1 14 11 06 Genie USER S OPERATING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE OPERATING WARNING IF YOU DO NOT FOLLOW THESE INSTRUCTIONS EXACTLY A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE PERSONAL INJURY OR LOSS OF LIFE This appliance is equipped with an ignition dev...

Page 5: ...reduces the power to maximise control For certain installa tion designs if the pool is used before it is up to set temperature the water entering the pool from the Heater could be noticeably warmer than the pool This is not a fault but part of the design It will reduce for the final degree up to set temperature CAUTION Elevated water temperature can be hazardous and the U S Consumer Product Safety...

Page 6: ...l Authority and Health and Safety document No 635 Electricity at Work Regulations Detailed recommendations are contained in the following British Standard Codes of Practice Codes of Practice BS 6798 Installation of gas fired hot water boilers of rated input not exceeding 70kW BS 5440 Part1 and Part 2 Flues for gas appli ances of rated input not exceeding 60kW BS 6891 Specification for installation...

Page 7: ...d for NG and can be con verted to LPG by the addition of an Propane Orifice which is supplied with the heater See page 12 for conversion instructions Flueing Only flue components specified by the Manufacturer should be used with these appliances Detailed recommendations for flueing are given in BS 5440 The following notes are intended for general guidance 1 Be aware of the plume from the flue and ...

Page 8: ... A 75mm condensate trap is provided on the Heater and is satisfactory when connected to Soakaways Gullies Rainwater Pipework and Internal Drainage systems All pipework and fittings in the condensate drainage system MUST be made of plastic unless they carry other liquid waste No other materials may be used The pipework should be insulated if run out of doors The drain outlet on the boiler is Osma 4...

Page 9: ...f concentric flue 1 0 2 metres of concentric flue 2 0 A 45 degree concentric bend 1 1 A 90 degree concentric bend 1 5 A concentric Roof Terminal 3 3 A concentric Wall Terminal 3 9 Sum the Flue Equivalant Lengths used in the design this must not exceed 20 metres Condensing Pool Heater 6 14 11 06 Assembly All items assemble by a push fit clamp system If it is required to lubricate the seals only Cen...

Page 10: ...K E D F Connections D Multi Heater Connection E External Control CCP01 F Electric In G Gas Supply 22mm Copper H Condensate Drain 40 1mm Hunter Plastic J From Pool 1 Plastic Demountable Fittings K To Pool 1 Plastic Demountable Fittings Fig 3 1 Service Access Left Right or Above 300mm In Front 800mm Rear Flue Left Right Flue Horizontal Wall Terminal Dimensions Horizontal Wall Terminal MBHT SW WT WT ...

Page 11: ...Terminal MBOT Fig 3 3 Clamp Assembly Screw Pitched Roof Installation Vertical Roof Terminal Dimensions Flat Roof Installation 500 500 Use Seldeck Flashing System for all Roof Installations Vertical Roof Terminal MBVT 1 metre Horizontal Vertical Extension Pipe MBHVE 45 degree bends MB45DB ...

Page 12: ...al Roof Terminal n a n a Yes MBOT Outdoor Terminal Yes n a n a MB45DB 45 degree bend n a Optional Optional MB90DB 90 degree bend n a Optional n a Outdoor Terminal Extended Horizontal Wall Terminal Extended Vertical Roof Terminal Horizontal Wall Terminal MBOT MB90DB MBHVE MBHT not shown TOOFFSET USEMB45DB MB90DB MBHT not shown MBVT MBHVE TOOFFSET USEMB45DB Fig 4 3 Fig 4 0 Fig 4 1 Fig 4 2 Determine ...

Page 13: ...rtical Roof Terminal 3 3m MBOT Outdoor Terminal n a MB45DB 45 degree bends pair 1 1m MB90DB 90 degree bend 1 5m Flue Equivalent Length m The Maximum Flue Equivalent Length FEL permitted is 20 metres horizontal or vertical The Flue Kits available below list the FEL for each component Add up all the FEL s used in your design and check that this does not exceed 20 metres see page 6 per bend ...

Page 14: ...e drill diameter required is 175 mm If a level hole is being drilled its size will be determined by the wall thickness Wall Thickness Core Drill diameter 150 240 mm 175 mm 240 330 mm 185 mm 330 420 mm 195 mm 420 500 mm 205 mm Because of the incline of the flue the height of the centre of the flue hole on the inside will be determined by the distance the heater is from the wall 1 Ensure the require...

Page 15: ... before the Heater will operate It is very important to verify that it turns off when the water flow is interrupted It has an adjustment range equivalant to 1 5 metres The switch is factory set for most conditions but can be altered if required 1 With the pump on turn the knurled nut clockwise until a click is heard 2 Turn the nut anti clockwise a quarter of a turn 3 Turn the pump on and off to ch...

Page 16: ...ink trap as the solids and fats in the drain will cause a blockage It is permissible to connect to an external gully or rain water hopper provided they connect to a combined system The condensate should not be run into a grey water system If the condensate pipe is connected to a stack it should join not less than 450 mm above the foot of the stack In addition it should be positioned so there no ch...

Page 17: ...rain Cap Condensate Syphon 75 mm Condensing Pool Heater 14 14 11 06 Fig 7 1 Removable Plate Use to close off unused Waste exit on panels 1 20 Fall 2 5 Degrees Strap On Boss 200mm Land Drain Filled with Lime chippings 400mm deep Insulate against freezing Note Do not reduce the pipe size below the 40mm provided Fig 7 0 Soakaway Stack Attachment Soil Pipe or Drain ...

Page 18: ...NG The appliance MUST be earthed All wiring for the Heater and system controls MUST conform to I E E Wiring Regulations and work should be tested using a suitable meter for Earth Continuity Polarity Short Circuit and Resistance to Earth The Heater supply must be through a common isolator a double pole 3A fused isolating switch with a contact separation of 3mm minimum on both poles The cable used s...

Page 19: ...h OFF then back ON again The Control will now display in Centigrade 3 4 5 6 2 1 7 Lock Reset Button On Off Switch Temperature Display PoolTemperature Setting Knob Setup Mode Setting Factory Setting Alternative Display Indicator 1 Display units F Fahrenheit C Centigrade F or C 2 Maximum temperature 32 C 90 F 41 C 106 F PL or SPA 3 Pressure Log Number of Operations Resets to zero Yellow LED ON 4 Ove...

Page 20: ...ly slide out until fully accessible Fig 10 0 Carefully fit the Adapter PCB in the space behind the Pool Temp Display on the Board Fig 10 0 ensuring that the six pins on the Board pass through the underside of the Adapter PCB and that the plastic locking pillars snap into place Refit Pool Thermostat Board and Knob Repeat steps 1 and 2 for all the Heaters Using the supplied cables pass them through ...

Page 21: ... which its Pressure Switch detects the burner will stop immediately and the Filter LED will light It will no longer be available to the group It will then check every 3 minutes or so to see if the problem has been corrected the Filter LED will flash It will put itself back in the group if flow is satisfactory The Master display can be altered in Setup Mode like a single Heater see Page 16 Unlike a...

Page 22: ...10 ohms X12 13 Bk B 1 240v 3 Wire X12 2 X12 10 X1 7 X1 9 X1 2 Flue 230V 50Hz L N SL LINK Remove if seperate switched live provided WATER PRESSURE SWITCH Gy P P Gy Gy Bk Or V P R B R B Gy Bk P V Or Gy V B Br G Y Br B Br B B Y Y Bk Br Br Bk R Gy R Bk W W G G Gy Bk Bk Bk W V Gy HEAT DEMAND LOCKOUT ALARM FAN 230v L N N FAN TACHO RESET ve HI LIMIT HI LIMIT FAN PWM MODULATION ve RESET ve FAN ve FAN ve M...

Page 23: ...ring Mode This is a special mode used to set the operation of the Control and to investigate fault conditions it requires a Special Connector available from your supplier It is recommended that none of the settings are altered without consultation with the manufacturer Turn the Heater OFF with Panel Switch Remove the Front Top Panel and the Electrical Chassis Cover Pull off the PCB connector for t...

Page 24: ...cool then investigate in Engineering Mode Reset with Button OH2 Flue gas over temperature Allow to cool then investigate in Engineering Mode Reset with Button GAS Gas Control Lockout Unable to light burner reset with Button OR Flue Stat tripped Investigate cause Reset on Flue Stat HI Condensate level high Blocked Clear obstruction and allow control to auto reset FRONT PANEL ON PCB EXPLANATION OFF ...

Page 25: ...cuit F alternating with oc Heat Ex changer Flow sensor open circuit H alternating with oc Heat Exchanger Combustion sensor open circuit H alternating with cc Heat Exchanger Combustion sensor short circuit F alternating with cc Heat Ex changer Flow sensor short circuit Err alternating with 4 Pool potentiometer open circuit Err alternating with 5 Pool potentiometer short circuit For all of the above...

Page 26: ...off the Heater Pull off the HT Lead Undo the two screws retaining the electrode assembly and withdraw Assembly is the reverse Pipework IMPORTANT The Heat Exchanger connections are made using O rings and retaining clamps and should not be strained in any direction Any strain will result in damage to the Heat Exchanger and will not be covered by the warranty All plastic pipework joints are solvent w...

Page 27: ...e sensor from the connection Transfer the push on electrical connectors to the replacement and clip back on Condensing Pool Heater 24 14 11 06 Heat Exchanger Combustion Temperature Sensor This is located on the top of the Heat Exchanger on the right hand side See Fig 13 1 Release the electrical connector by pressing the latch and pulling up Twist the Sensor a quarter turn clockwise and withdraw IM...

Page 28: ...ctions to the Pool pipework See Fig 13 5 Undo the screws holding the panels around the Demountable connections See Fig 13 5 Release Heat Exchanger from the pipework by removing the screw holding the retaining clips See Fig 13 4 Lower the pipework away from the Heat Ex changer Remove the Front Top Panel and disconnect the Flue Thermostat connections Pull the Air Duct and Flue up and away from the H...

Page 29: ...5 SPMBG016 Water Pressure Switch 650634 SPMB506 HT Lead M2142 SPMBG006 Condensate Syphon M2143 SPMBG007 Condensate Pressure Switch M2144 SPMBG008 Ht Exchanger Combustion Sensor M2145 SPMBG009 Spark Sense Electrode M2146 SPMBG010 Flue Thermostat M2147 SPMBG011 Control Thermostat M2148 SPMBG012 Pool Temperature Sensor M2149 SPMBG013 Ht Exchanger Flow Sensor M2149 SPMBG013 Fig 12 0 Pool Thermostat Re...

Page 30: ...ri Fan Fixing Nuts Ignition Control Gas Cock Shoulder Bolts Offset Tube Venturi Water Pressure Switch Heat Exchanger Flow Sensor Heat Exchanger Control Thermostat Demountable Pool Connections Fig 13 5 Condensate Pressure Switch Heat Exchanger Retaining Clips Flue Adapter Gas Valve HT Lead Spark Sense Electrode Condensate Syphon Combustion Sample Point Pool Temp Sensor Air Tube Throttle ...

Page 31: ...Station Lane Industrial Estate Witney Oxon Tel 01993 778855 Fax 01993 703407 22 11 06 ...

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