Camus Hydronics MicoFlame Grande MFH2000 Installation, Operation And Service Manual
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Camus Hydronics MicoFlame Grande MFH2000 Installation, Operation And Service Manual

Gas fired commercial copper tube boilers
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INSTALLATION OPERATION
AND SERVICE MANUAL
MICOFLAME GRANDE
GAS FIRED COMMERCIAL COPPER TUBE BOILERS
Models; MFH2000, 2500, 3000, 3500, 4000
Models; MFW2000, 2500, 3000, 3500, 4000
CAMUS
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.
o Do not try to light any appliance,
o Do not touch any electrical switch; do not use
o Immediately call your gas supplier from a
o If you cannot reach your gas supplier, call the
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.
HYDRONICS
WARNING:
WHAT TO DO IF YOU SMELL GAS
any phone in your building,
neighbour's phone. Follow the gas supplier's
instructions,
fire department.
LTD.
99-0063
Rev. 02

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Summary of Contents for Camus Hydronics MicoFlame Grande MFH2000

  • Page 1 INSTALLATION OPERATION AND SERVICE MANUAL MICOFLAME GRANDE GAS FIRED COMMERCIAL COPPER TUBE BOILERS FOR HYDRONIC HEATING Models; MFH2000, 2500, 3000, 3500, 4000 HOT WATER SUPPLY Models; MFW2000, 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...

  • Page 2: 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 6.1 OUTDOOR VENTING........................5 STANDARD VENTING ........................6 SIDEWALL VENTING........................6 OUTDOOR AIR KIT........................6 FILTER KIT............................

  • Page 3: General Instructions

    Camus Hydronics proudly introduces MicoFlame DHW application and is not covered by Grande commercial water heaters / hydronic warranty. boilers. The MicoFlame Grande boiler is a fan Using or storing corrosive chemicals in the assisted boiler based on a push through design vicinity of this boiler can rapidly attack the which offers several venting options.

  • Page 4: 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” MF2500 6”...

  • Page 5: Electrical Wiring

    Table 3 – Gas Pressures at Inlet to Appliance ELECTRICAL WIRING PROPANE NATURAL All electrical wiring to the appliance must be Minimum (inches W.C.) electrically bonded to ground in accordance with Maximum (inches W.C.) the requirements of the authority having jurisdiction or, in the absence of such requirements, with the National Electrical Code, The gas supply line must be of adequate size to...

  • Page 6: Venting

    d) Place in operation the appliance being VENTING inspected. Follow the lighting Appliances for outdoor installation are intended instructions. Adjust thermostat so that to vent using a listed vent cap. appliance operates continuously. For indoor installations venting must be in e) Test for spillage at the draft hood relief accordance with Part 7, Venting of Equipment, opening after 5 minutes of main burner...

  • Page 7: Outdoor Venting

    3. Remove burner from appliance and Figure 2 – Venting Arrangement vacuum the burner, and the heat exchanger. If heat exchanger is 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 8: Standard Venting

    STANDARD VENTING OUTDOOR AIR KIT The MicoFlame Grande is a category I appliance When fitted with the factory supplied air inlet ring and is approved for venting into a common and air intake terminal, the MicoFlame Grande chimney provided it is in good condition and can draw outdoor air over an equivalent length meeting the local Codes.

  • Page 9: Condenser Heat Recovery Module (Chrm)

    Figure 3 – Typical Condensing System CONDENSER HEAT RECOVERY MODULE (CHRM) The MicoFlame Grande All Stainless Steel CHRM is mounted in a stainless steel inner jacket chamber at the back of the appliance. The CHRM is constructed from all stainless steel headers and special multiple horizontal stainless tubes.
  • Page 10 Consult vent pipe manufacturer’s instructions for Minimum 3 feet above any forced air inlet proper method of sealing vent pipe sections and located within 10 feet of vent termination. fittings. In the absence of instructions, make Minimum 4 feet below, 4 feet horizontally or sure that pipe and fittings are clean by swabbing above any door window or gravity air inlet.

  • Page 11: Water Piping

    Table 6 – Flow vs. Head Loss for Various WATER PIPING Temperature Rise Check all applicable local heating, plumbing and 20 ° F Model building safety codes before proceeding. ∆P ft. USGPM 2000 The circulating pump must be installed at the 2500 200* appliance inlet.

  • Page 12: Freeze Protection

    LOW WATER CUT-OFF (if equipped) The following example demonstrates the If this boiler is installed above radiation level, a procedure to follow for calculating the revised low water cut-off device must be installed at the head for the heat exchanger when using a water time of boiler installation.

  • Page 13: Heating System Piping

    When an appliance is connected to heating coils d. If the inlet temperature is located in air handling units (where they may be greater than 115° F but not exposed to refrigerated air circulation), the greater than 140° F no further appliance piping system shall be equipped with adjustment is required.
  • Page 14 Figure 7 – Typical Heating System Figure 8 – Typical Low Water Temperature System...
  • Page 15 Figure 9 – Typical Instantaneous Water System Figure 10 – Typical Water Heating System...
  • Page 16 Figure 11 – Typical Water Heating System...

  • Page 17: Instrumentation And Controls

    1. Readings of inlet and outlet water INSTRUMENTATION AND temperatures as well as ∆T temperature CONTROLS rise. 2. Six pre-set modes of operation; mode 1, 2, The appliance is equipped with safety controls 4, and 5 for heating, mode 3 for DHW and as well as operational controls.
  • Page 18 settings allow the control to return to feature. In this case, it is imperative that normal operation on its own. the system pump operates continuously 2. Mode 1 is intended for hydronic heating. in order to provide constant circulation The set-point for inlet water control is past the system sensor.
  • Page 19 5. Mode 4 is intended for hydronic heating. based on the purge feature. The set-point for inlet water control is pre-set to 180° F and the auto re-set limit is set to 230° F. The inlet set-point can be adjusted, however the limit is fixed. In addition to the auto reset limit the factory installs a manual re-set limit set to 250°...

  • Page 20: Control Devices

    Figure 13 – Components and Auxiliary Control Connections 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.

  • Page 21: 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 without main burner will generate 1.5 µA installed and started up by factory qualified average for best operation.

  • Page 22: 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 23 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...

  • Page 24: Operation Squence

    OPERATION SQUENCE Demand Satisfied POWER ON Boiler Temperature Controller senses that the boiler target temperature was reached and de- Demand for heat energizes the stage 1 contact. BTC Staging control 30 seconds count down before energizing the first stage. Next the stage Staging Control Alarms switch closes.

  • Page 25: Pilot And Main Burner Flames

    Table 11 – Typical air box settings PILOT AND MAIN BURNER AIR BOX “ W.C. (with burner firing) FLAMES MODEL Burner Burner Burner Burner 10.1. MAIN BURNER 2000 (2.2) (2.2) The main burner, figure 14 should display the 2500 following characteristics; (1.8) (1.8) (1.8)

  • Page 26: 10.2. Pilot Burner

    • Figure 15 – Pilot and Burner Box Remove burner being careful to not damage the igniter or 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 27: Operation And Service

    checked for damage. If the exchanger is OPERATION AND SERVICE damaged from improper installation or operation, OPERATION: it is not covered by warranty. Before operating the appliance, the entire Should your equipment be subjected to fire, system must be filled with water, purged of air flood or some other unusual condition, turn off and checked for leaks.

  • Page 28: 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. Verify that pump is running.

  • Page 29: 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 32: Exploded View Micoflame Grande

    EXPLODED VIEW MicoFlame Grande...

  • Page 33: Exploded View Micoflame Grande Outdoor And/Or Condensing

    EXPLODED VIEW MicoFlame Grande Outdoor and/or Condensing...

  • Page 34: Micoflame Grande Replacement Parts List

    MICOFLAME GRANDE REPLACEMENT PARTS LIST Model Number Part Part Name Number 2000 2500 3000 3500 4000 Combustion Chamber End Panel - Left 14-4200 14-4200 14-4200 14-4200 14-4200 Combustion Chamber End Panel - Right 14-4201 14-4201 14-4201 14-4201 14-4201 Combustion Chamber Rear Panel 14-4202-20 14-4202-30 14-4202-30...

  • Page 35: Warranty

    HOW TO MAKE A CLAIM Any claim under this warranty shall be made directly to Camus Hydronics Limited Canadian Head Office SERVICE LABOR RESPONSIBILITY Camus shall not be responsible for any labour expenses to service, repair or replace the components supplied. Such costs are the responsibility of the owner.
  • Page 36 CAMUS Hydronics is a The CAMUS CERTIFIED! manufacturer Seal assures you that replacement parts for Reliability, Efficiency & most copper finned serviceability are built water heaters into every heating single unit! boilers as well more as a information supplier specialty...

This manual is also suitable for:

Micoflame grande mfh2500Micoflame grande mfw2000Micoflame grande mfw2500Micoflame grande mfw3000Micoflame grande mfw3500Micoflame grande mfh3000 ... Show all

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