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INSTALLATION OPERATION
AND SERVICE MANUAL
MICOFLAME® GRANDE SERIES
GAS FIRED COMMERCIAL COPPER TUBE BOILERS
Models; MFH2010, 2500, 3000, 3500, 4000
Models; MFW2010, 2500, 3000, 3500, 4000
6226 Netherhart Road, Mississauga, Ontario, L5T 1B7
FOR HYDRONIC HEATING
HOT WATER SUPPLY
If the information in these instructions is not followed exactly, a
fire or explosion may result causing property damage, personal
injury or death
Do not store or use gasoline or other flammable vapours and
liquids in the vicinity of this or any other appliance.
Do not try to light any appliance,
o
Do not touch any electrical switch; do not use any
o
phone in your building,
Immediately call your gas supplier from a
o
neighbour's phone. Follow the gas supplier's
instructions,
If you cannot reach your gas supplier, call the fire
o
department.
Qualified installer, service agency or the gas supplier
must perform installation and service.
To the installer: After installation, these instructions must be
given to the end user or left on or near the heater.
To the End User: This booklet contains important information
about this heater. Retain for future reference.
WARNING:
WHAT TO DO IF YOU SMELL GAS
H
HLW
99-0063
Rev. 05
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Summary of Contents for Camus Hydronics MICOFLAME GRANDE Series
- Page 1 INSTALLATION OPERATION AND SERVICE MANUAL MICOFLAME® GRANDE SERIES GAS FIRED COMMERCIAL COPPER TUBE BOILERS FOR HYDRONIC HEATING Models; MFH2010, 2500, 3000, 3500, 4000 HOT WATER SUPPLY Models; MFW2010, 2500, 3000, 3500, 4000 WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, personal injury or death Do not store or use gasoline or other flammable vapours and...
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Page 3: Table Of Contents
Table of Contents GENERAL INSTRUCTIONS ..............................1 LOCATION ..................................1 AIR REQUIRED FOR COMBUSTION AND VENTILATION ..................... 2 ELECTRICAL WIRING................................3 GAS SUPPLY ..................................3 VENTING ................................... 4 OUTDOOR VENTING ................................. 5 STANDARD VENTING ................................ 6 SIDEWALL VENTING ................................6 OUTDOOR AIR KIT ................................ -
Page 5: General Instructions
Camus Hydronics proudly introduces application and is not covered by MicoFlame® Grande commercial water heaters / warranty. hydronic boilers. The MicoFlame® Grande boiler Using or storing corrosive chemicals in the is a fan assisted boiler based on a push through vicinity of this boiler can rapidly attack the design which offers several venting options. -
Page 6: Air Required For Combustion And Ventilation
Figure 1 – Appliance Dimensions Table 2 – Appliance Dimensions B' Dia. Venting* E' Dia. Model ‘I’ ‘K’ ‘L’ ‘W' ‘S’ MF2000 6” 68” 34 ⅝” 54 ⅝” 33 3/8” 3” 1 ½” 12” 12” 14” 12” 34 ⅝” 78 7/8” 58” MF2500 6”... -
Page 7: Electrical Wiring
ELECTRICAL WIRING The gas supply line must be of adequate size to prevent undue pressure drop and must never be smaller than the size of the connection on All electrical wiring to the appliance must be the heater. Table 4 lists recommendation for electrically bonded to ground in accordance with gas pipe sizes. -
Page 8: Venting
VENTING d) Place in operation the appliance being inspected. Follow lighting Appliances for outdoor installation are intended to instructions. Adjust thermostat so that vent using a listed vent cap. appliance operates continuously. For indoor installations venting must be in e) Test for spillage at the draft control accordance with Part 7, Venting of Equipment, of device relief opening after 5 minutes of the current National Fuel Gas Code, ANSI... -
Page 9: Outdoor Venting
3. Remove burner from appliance and Figure 2 – Venting Arrangement vacuum burner, heat exchanger. heat exchanger excessively dirty it may be necessary to remove it from the appliance and wash it down with proper detergent cleaner. Be aware that the combustion chamber base is insulated with ½”... -
Page 10: Standard Venting
STANDARD VENTING Periodically check to ensure that the vent terminal is unobstructed. The MicoFlame® Grande is a category I appliance and is approved for venting into a The following vent materials are suitable for common chimney provided it is in good condition MicoFlame®... -
Page 11: Filter Kit
Appliances may be installed with either a or isolated. horizontal sidewall vent or vertical roof top The CHRM is mounted in the discharge of the terminal. Terminals differ with each application. flue products from the primary heat exchanger. This allows additional heat to be absorbed from The following applies to outdoor air installations: flue products... - Page 12 Figure 3 – Typical Condensing System Consult vent pipe manufacturer’s instructions for proper method of sealing vent pipe sections and fittings. In the absence of instructions, make sure that pipe and fittings are clean by swabbing with alcohol. Use Dow Corning 736 or 732 RTV, Polybar # 500 RTV or Sil-bond 4500 or 6500 to seal vent pipe.
- Page 13 Sidewall and Vertical Venting The vent shall not be connected to a chimney flue serving separate The maximum vent length is 60 equivalent feet. appliances, designed to burn solid fuel. Vent pipe may be run through a vertical or The vent must terminate in an elbow ...
- Page 14 Direct Vent Terminal Clearances Canadian Installations US Installations Clearance above grade, veranda, porch, 12” (30 cm) 12 in (30 cm) deck, or balcony Clearance to window or door that may be 36” (91 cm) 12” (30 cm) opened Clearance to window or door that may be opened Vertical clearance to ventilated soffit located above the terminal within a horizontal...
- Page 15 Room Air, Vent Terminal Clearances Canadian Installations US Installations Clearance above grade, veranda, porch, 12” (30 cm) 12 in (30 cm) deck, or balcony Clearance to window or door that may be 36” (91 cm) 4’ (1.2 m) below or to opened side of opening;...
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Page 16: Water Piping
This appliance is of a low mass design, which provides for instant heat transfer. Special WATER PIPING attention to water flow rates will ensure that CAUTION temperature rise does not exceed 35 °F (19.4 The MicoFlame® Grande Series should be °C). -
Page 17: Protection Devices
PROTECTION DEVICES Figure 5 – Low Water Cutoff Electrical Connections PRESSURE RELIEF VALVE (shipped loose) Watts This appliance is supplied with a relief valve sized in accordance with ASME Boiler and Pressure Vessel Code, Section IV (“Heating Boilers”). The relief valve is to be installed in the vertical position and mounted in the hot water outlet. -
Page 18: Chilled Water Systems
increase the GPM flow by 15% and the When an appliance is connected to heating head loss by 20%. coils located in air handling units (where they may be exposed to refrigerated air circulation), following example demonstrates the appliance piping system shall be equipped procedure to follow for calculating the revised with a flow control valve or other automatic head for the heat exchanger when using a water /... -
Page 19: Instantaneous Water Heater
e. Check the inlet temperature after Nickel heat exchanger tubes to prevent minutes make final erosion. Choose a pump for the local water adjustments. hardness conditions. Alternatively soften the water to normal hardness level. INSTANTANEOUS WATER HEATER appliance could fitted with economizer (secondary heat exchanger) to An instantaneous appliance is designed to deliver... - Page 20 Figure 7 – Typical Heating System...
- Page 21 Figure 8 – Typical Low Water Temperature System Figure 9 – Typical Instantaneous Water System...
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Page 22: Instrumentation And Controls
Figure 10 – Typical Water Heating System INSTRUMENTATION AND CONTROLS CONTROL PANEL The appliance is provided with a control panel at The appliance is equipped with safety controls the front. Operating controls are installed inside as well as operational controls. the control box and are accessible by undoing the thumb screw and opening the door. - Page 23 1. Readings inlet outlet water Mode 1 is intended for hydronic heating. The temperatures as well as ΔT temperature set-point for inlet water control is pre-set to rise. 180°F and the auto re-set limit is set to 230°F. 2. Eight pre-set modes of operation; mode 1, The inlet set-point can be adjusted, however the 2, 4, and 5 for heating, mode 3 for DHW limit is fixed.
- Page 24 Mode 3 is intended for domestic water heating. Mode 5 is intended for hydronic heating. The The set-point for inlet water control is pre-set to set-point for inlet water control is pre-set to 140°F and the auto re-set limit is set to 200°F. 180°F and the auto re-set limit is set to 230°F.
- Page 25 Tekmar sequencing control (275). The control turns on the boiler pump and adjusts the number Mode 7 A removable jumper is provided in the of stages being fired in proportion to the analog electrical enclosure across the contacts to be input signal.
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Page 26: Control Devices
CONTROL DEVICES Ignition Module There is one ignition module provided per burner. The ignition module is mounted on a rail just behind the outer jacket front access door. The ignition module provide ignition sequence, flame monitoring and safety shutoff for the pilot. Fan Manager There is one fan manager provided in the control box per fan. -
Page 27: Mode 1 & 2: Setpoint Operation: Adjust Display
MODE 1 & 2: SETPOINT OPERATION: ADJUST DISPLAY From the Home display; 1) Press simultaneously to view the following parameters: Parameter Parameter Display Parameter Description Name Range Operating mode for the boiler. 1 to 8 NOTE: A complete description of Mode each mode can be found in Default = 1... -
Page 28: Mode 3: Setpoint Operation: View Display
0:10 to 5:00 minutes Minimum Off Minimum off time for each stage Time Default = 0:50 minutes OFF, 0:20 to 9:55 min, On Boiler post pump time after Pump Delay burner has shut off, in seconds. Default = 1:00 Temperature Select the desired unit of Units measurement... -
Page 29: Mode 3: Setpoint Operation: Adjust Display
MODE 3: SETPOINT OPERATION: ADJUST DISPLAY From the Home display; Press simultaneously to view the following parameters: Parameter Parameter Display Parameter Description Name Range Operating mode for the boiler. 1 to 8 NOTE: A complete description of Mode each mode can be found in section Default = 1 8.4 Modes of Operation in this manual. -
Page 30: Mode 4 & 5: Outdoor Reset Operation: View Display
0:10 to 5:00 minutes Minimum On Minimum on time for each stage Time Default = 0:30 minute 0:10 to 5:00 minutes Minimum Off Minimum off time for each stage Time Default = 0:50 minutes OFF, 0:20 to 9:55 min, On Boiler post pump time after burner Pump Delay has shut off, in seconds. -
Page 31: Mode 4 & 5: Outdoor Reset Operation: Adjust Display
MODE 4 & 5: OUTDOOR RESET OPERATION: ADJUST DISPLAY From the Home display; 1) Press simultaneously to view the following parameters: Parameter Parameter Display Parameter Description Name Range Operating mode for the boiler. 1 to 8 NOTE: A complete description of Mode each mode can be found in section Default = 1... - Page 32 To provide a modulation rate above and below the Boiler Target Au, 2 to 42 temperature. For example, if the Differential (Au, -16 to 5 value is 10 F and the Boiler Target is Temperature F the boiler will begin to Default = 10 modulate at 150 F and shut off at...
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Page 33: Mode 6: Outdoor Reset Operation: View Display
8.10 MODE 6: OUTDOOR RESET OPERATION: VIEW DISPLAY From the Home display; 1) Press [ITEM] to view the following parameters: Parameter Parameter Display Parameter Description Name Range Boiler Outlet 14 to 266 Real-time Outlet Temperature to Boiler Temperature (-10 to 130 Boiler Inlet 14 to 266 Real-time Inlet Temperature to Boiler... -
Page 34: Mode 6: Outdoor Reset Operation: Adjust Display
8.11 MODE 6: OUTDOOR RESET OPERATION: ADJUST DISPLAY From the Home display; 1) Press simultaneously to view the following parameters: Parameter Parameter Display Parameter Description Name Range Operating mode for the boiler. 1 to 8 NOTE: A complete description of Mode each mode can be found in section Default = 1... -
Page 35: Mode 7 & 8: External Temperature Target Operation: Adjust Display
Monitors the amount of operational time since the unit was installed. The two digits are the thousands of hours Total Run Alternates and the three digit display shows the Time Since between 00 and hundreds of hours. Installation Press simultaneously to reset the counter OFF, 70 to To provide a target setpoint for the... - Page 36 0:10 to 5:00 minutes Minimum On Minimum on time for each stage Time Default = 0:30 minute 0:10 to 5:00 minutes Minimum Off Minimum off time for each stage Time Default = 0:50 minutes OFF, 0:20 to 9:55 min, On Boiler post pump time after burner Pump Delay has shut off, in seconds.
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Page 37: Operation
not being tested; Set meter to µA DC: Connect one of the meter’s terminals to the burner OPERATION ground terminal on the S8600 and the other The MicoFlame® Grande appliance should be terminal to the burner ground wire; Pilot running installed and started up by factory qualified without main burner will generate 1.5 µA personnel. -
Page 38: Staging Operation
Pressure Switch Settings The switches have been preset at the factory as STAGING OPERATION per Table 11. The following description is for the benefit of the start-up technician should minor All MicoFlame® Grande models are available as adjustment be required. on/off, 2-stage, 3-stage and 4-stage. - Page 39 Table 8 – Firing Modes Model 2000 (Two Burners) Burner 1 Burner 2 Stage 1 Low Fire Low Fire Stages Stage 2 High Fire High Fire Stage 1 Low Fire Low Fire Three Stage 2 High Fire Low Fire Stages Stage 3 High Fire High Fire...
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Page 40: Operation Squence
OPERATION SQUENCE Demand Satisfied Boiler Temperature Controller senses that the POWER ON boiler target temperature was reached and de- energizes the stage 1 contact. Demand for heat BTC Staging control 30 seconds count down Staging Control Alarms before energizing the first stage. Next the stage High limit or low water flow will de-energize all switch closes. -
Page 41: Pilot And Main Burner Flames
Table 11 – Typical air box settings PILOT AND MAIN BURNER FLAMES AIR BOX “ W.C. (with burner firing) MODEL Burner Burner Burner Burner 10.1. MAIN BURNER The main burner, figure 14 should display the 2000 following characteristics; (2.2) (2.2) 2500 ... -
Page 42: Pilot Burner
Figure 15 – Pilot and Burner Box Remove burner being careful to not damage igniter ground electrodes. 3. Thoroughly clean burner using water or air. Check all ports and air channels for blockage. 4. Reinstall the burner being careful to fully engage the back of the burner box into the retaining slot in the combustion chamber base. -
Page 43: Operation And Service
OPERATION AND SERVICE To turn off appliance close main manual gas valve, close pilot manual valve and turn off OPERATION: electric power to system. Before operating the appliance, the entire SERVICE: system must be filled with water, purged of air and checked for leaks. -
Page 44: Lighting Instructions
LIGHTING INSTRUCTIONS line, close the main manual valve and repeat lighting steps 1 thru 5. 1. Turn off electric power to appliance. 7. Once the pilot lights, it should envelope 2. Close main manual valve and main the ignition rod and ground electrode. firing valve and wait 5 minutes. -
Page 45: Trouble Shooting Guide
TROUBLE SHOOTING GUIDE SYMPTOM SOLUTION 1. Power light is not lit when switch is flipped to Check wiring to switch. “ON” Activate push button for latch relay if provided. Check circuit breaker. Check fuse. 2. Water flow light remains off. ... -
Page 46: Typical Gas Train
TYPICAL GAS TRAIN Figure 16 – Gas Train ELECTRICAL DIAGRAMS Each MicoFlame® Grande appliance will be provided with its own wiring diagram to guarantee that any options ordered with the unit are properly detailed. The following diagrams 99-5082-1 and 99-5082 are provided as typical samples only. -
Page 49: Exploded View Micoflame® Grande
EXPLODED VIEW MicoFlame® Grande... - Page 50 EXPLODED VIEW MicoFlame® Grande Outdoor and/or Condensing...
- Page 51 MicoFlame® Grande Control Box...
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Page 52: Micoflame® Grande Replacement Parts List
MICOFLAME® GRANDE REPLACEMENT PARTS LIST Model Number Part Name 2010 2500 3000 3500 4000 Combustion Chamber End 14-4200 14-4 200 14-4200 14-4200 14-4200 Panel - Left Combustion Chamber End 14-4201 14-4201 14-4201 14-4201 14-4201 Panel - Right Combustion Chamber Rear 14-4202-20 14-4202-30 14-4202-30... - Page 53 Model Number Part Name 2010 2500 3000 3500 4000 Outer Jacket Side 14-4232 14-4232 14-4232 14-4232 14-4232 Panel - Left Fan Mounting 14-4233 14-4233 14-4233 14-4233 14-4233 Support - Right Burner Door Stop 14-4234 14-4234 14-4234 14-4234 14-4234 Heat Exchanger 14-4238 14-4238 14-4238...
- Page 54 Model Number Part Name 2010 2500 3000 3500 4000 Inlet Outlet Header Outdoor 14-4247 14-4247 14-4247 14-4247 14-4247 Cover** 12” 14” 16” Air Inlet Filter MFG-2000- MFG-2500- MFG-3000- MFG-3500- MFG-4000- Heat Exchanger IS20105-5762A Air Switch Ignition Module – S8610M3017 Continuous Retry Ignition Module –...
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Page 55: Warranty
WARRANTY GENERAL Camus® Hydronics Limited (“Camus®”), extends the following LIMITED WARRANTY to the owner of this appliance, provided that the product has been installed and operated in accordance with the Installation Manual provided with the equipment. Camus® will furnish a replacement for, or at Camus® option repair, any part that within the period specified below, shall fail in normal use and service at its original installation location due to any defect in workmanship, material or design. - Page 56 HVAC on our innovative products from products. Our service line is open CAMUS Hydronics Limited, call 24 hours, 7 days a week! 905-696-7800 today. CAMUS HYDRONICS LTD. 6226 Netherhart Road, Mississauga, Ontario L5T 1B7 TEL: 905·696·7800 FAX: 905·696·8801...
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