Camus Hydronics DFH1100 Manuel de service

99-0074 Rev. 01 INSTALLATION OPERATION AND SERVICE MANUAL MODULATING MICOFLAME SERIES 2 GAS FIRED COMMERCIAL COPPER TUBE BOILERS FOR HYDRONIC H

10 g) Any improper operation of the common venting system must be corrected so that the installation conforms to the latest or current

11 7.1 OUTDOOR VENTING When fitted with the factory supplied rain shield and UL approved vent cap, the MicoFlame Series 2 is self-venting. The

12 7.6 VENTING FOR CONDENSING APPLICATION When supplied with the optional condensing cartridge, the MicoFlame Series 2 is 95% efficient

13 8.4 BOILER APPLICATION (HYDRONIC HEATING) In case of boilers (Hydronic heating boiler) application, the return water (supply water) may be more t

14 10 WARNING REGARDING CHILLED WATER SYSTEMS When a boiler is connected to an air conditioning system where the same water is used for heati

15 12 PLACING BOILER IN OPERATION The MicoFlame Series 2 boiler should be installed and started up by qualified personnel. With the boiler

16 15 INSTANTANEOUS WATER HEATER An instantaneous water heater is designed to deliver hot water without the use of a storage tank. It

17 This appliance may be installed with conventional, sidewall or vertical venting. Conventional vented appliances operate with negative

18 Figure 10: Hydronic Heating Suggested Piping with CHRM Figure 11: Domestic Hot Water Suggested Piping with CHRM

19 17 INSTRUMENTATION AND CONTROLS 17.1 SAFETY CONTROLS High Temperature Limit The high temperature limit is located behind the appliance’s access

20 Figure 13: Boiler Temperature Control (BTC 1) 17.3 SETTING THE APPLIANCE TEMPERATURE CONTROLLER Press and hold all three buttons simulta

21 Mode 2: Constant Temperature Control at System Sensor This mode is designed for hydronic heating. Once a heat demand is present, the

22 Mode 4: Outdoor Reset using Boiler Inlet Sensor This mode is designed for hydronic heating. Once a heat demand is present, the BTC 1 turns o

23 Mode 6: External Target Temperature using Boiler Inlet Sensor The external input signal can be provided from a BMS, EMS or a tekmar tN4 System Co

24 Mode 7: External Target Temperature using System Temperature Sensor The external input signal can be provided from a BMS, EMS or a tekmar tN4 Sys

25 17.5 TYPICAL FACTORY SETTINGS OF PARAMETERS FOR MICOFLAME GRANDE BTC 1 (78-0017) This modulating MicoFlame is equipped with the Camus version of

26 18 MICOFLAME SERIES 2 CONTROL PANEL Figure 22: BTC 1 Display Panel Figure 23: BTC 1 Key Functions Table 9: BTC 1 Key Functions KEY KEY DESCRI

27 18.2 MODE 1 & 2: SETPOINT OPERATION: VIEW DISPLAY From the Home display; 1) Press [ITEM] to view the following parameters: Display Parameter

28 18.3 MODE 1 & 2: SETPOINT OPERATION: ADJUST DISPLAY From the Home display; 1) Press simultaneously to view the following parameters: Dis

29 18.4 MODE 3: DEDICATED DOMESTIC HOT WATER OPERATION: VIEW DISPLAY From the Home display; 1) Press [ITEM] to view the following parameters: Displ

Table of Contents 1 GENERAL INFORMATION ...

30 18.5 MODE 3: DEDICATED DOMESTIC HOT WATER OPERATION: ADJUST DISPLAY From the Home display; 1) Press simultaneously to view the following para

31 18.6 MODE 4 & 5: OUTDOOR RESET OPERATION: VIEW DISPLAY From the Home display; 1) Press [ITEM] to view the following parameters: Display Para

32 18.7 MODE 4 & 5: OUTDOOR RESET OPERATION: ADJUST DISPLAY From the Home display; 1) Press simultaneously to view the following parameters:

33 Display Parameter Name Parameter Description Parameter Range Warm Weather Shutdown Temperature Warm weather shutdown temperature using outdoor re

34 Display Parameter Name Parameter Description Parameter Range Total Run Time Since Installation Monitors the amount of operational time since the

35 18.10 MODE 8: EXTERNAL DRIVE OPEATION: VIEW DISPLAY From the Home display; 2) Press [ITEM] to view the following parameters: Display Parameter N

36 18.11 MODE 8: EXTERNAL DRIVE OPEATION: ADJUST DISPLAY From the Home display; 1) Press simultaneously to view the following parameters: Displa

37 Error Message Description Inlet Sensor Short Circuit The boiler will continue operation. Test the inlet sensor and related wiring. The error mes

38 DHW Sensor Open The control will not operate the burner. Test the DHW sensor and related wiring. The error message will clear once the error co

39 Always set the appliance for a CO2 level in the range listed in Table 12. Table 12: Combustion Values Natural Gas Propane CO2 CO CO2 CO Non

19 PILOT AND MAIN BURNER FLAMES ... 38 1

40 19.3 PILOT BURNER Turn the pilot firing valve to off position and allow the boiler to try for ignition. Observe the spark making

41 Once satisfied replace the regulator adjustment screw cap and the elbow pressure tap plug. Table 13: Gas pressures at inlet to pilot PROPANE NA

42 To adjust the low fire setting Observe the Boiler Inlet Temperature. Set the Boiler Target temperature so that it is 10oF above the

43 Table 15: Air Box Settings MODEL AIR BOX “ W.C. (with burner firing) FLUE SWITCH RECYCLE POINT “ W.C Left Burner Right Burner Left Burner Right B

44 20.3 SERVICE Disconnect main power and turn off gas supply before servicing unit. To remove and clean the burner, follow the detailed proc

45 22 TROUBLE SHOOTING GUIDE SYMPTOM SOLUTION 1. Power light is not lit when switch is flipped to “ON” • Check wiring to switch. • Check circuit

46 23 TYPICAL GAS TRAIN Figure 28: MicoFlame Modulation 800 – 1000 Gas Train Figure 29: MicoFlame Modulation 1200 – 2000 Gas Train

47 24 ELECTRICAL DIAGRAMS 24.1 MF 800 - 2000 INTERNAL WIRING CONNECTION DIAGRAM

48 25 EXPLODED VIEW

49 MICO FLAME REPLACEMENT PARTS LIST Ref # Part Name Model Number 800 1000 1200 1400 1600 1800 2000 1 Combustion Chamber End Panel - Left 14-41

5 1 GENERAL INFORMATION Camus Hydronics proudly introduces the Modulating MicoFlame Series 2 series of water heaters / hydronic boilers. Th

50 Ref # Part Name Model Number 800 1000 1200 1400 1600 1800 2000 20 Flue Collector Outlet 14-4119 21 Outer Jacket Side Panel - Right 14-4131 22 Oute

51 Ref # Part Name Model Number 800 1000 1200 1400 1600 1800 2000 39 Economizer Assembly 14-4148 40 Fan Mounting Support Left 09-14-4149 41 Fan

52 WARRANTY GENERAL Camus Hydronics Limited (“Camus”), extends the following LIMITED WARRANTY to the owner of this appliance, provided that th

53

CAMUS Hydronics is a manufacturer of replacement parts for most copper finned The CAMUS CERTIFIED! Seal assures you that Reliability, Effic

6 Table 2: Clearance to Combustibles TOP: 12” SIDES: 12” REAR: 12” VENT: 6” FLOOR: 0” For boiler’s dimensions see Figure 1 and Table 3 Figure 1

7 3 PROVIDE AIR FOR COMBUSTION AND VENTILATION Provisions for combustion and ventilation air must be in accordance with: • Section 5.3. Air

8 Pre-purge BTC 1 Modulation control activates the pre-purge cycle for 20 seconds before trial for ignition. Ignition Trial On proof of

9 Table 5: Gas pipe size for distance from natural gas meter or propane second stage regulator DISTANCE FROM NATURAL GAS METER OR PROPANE SECOND STAG