Camus Hydronics DFH1200 Manuel de service

6226 Netherhart Road, Mississauga, Ontario, L5T 1B7 99-0050 Rev. 6.2 INSTALLATION OPERATION AND SERVICE MANUAL GAS FIRED COMMERCIAL COPPER TUBE

5 • If provided, test for spillage at the barometric damper relief opening after 5 minutes of main burner operation. Use a cold mirror, the flame o

6 NOTE: Clearances from combustible construction are noted on the appliance rating plate Maintain minimum specified clearances for adequate operat

7 Table 4: Appliance Dimensions and Specifications Table 5: Vent Sizes for a Single Appliance

8 PART 2 VENTING It is extremely important to follow these venting instructions carefully. Failure to do so can cause severe personal injury, deat

9 2.1.2 VENTING GUIDELINES FOR CATEGORY I AND/OR III VENTING • The installed length of the positive pressure flue from the appliance to the point

10 2.1.7 INLET CAP FOR ROOFTOP TERMINATION The air inlet cap consists of two 90° elbows instal led at the point of termination for the air inlet p

11 2.1.13 DRAIN TEE Figure 7: Drain “T” and Neutralizer Cartridge Installation A drain tee MUST be installed in the Condensing vent pipe to coll

12 2.2.1 AIR REQUIRED FOR COMBUSTION AND VENTILATION If air is taken directly from outside the building with no duct, provide two permanent openin

13 2.4.2 LOCATION OF A THRUWALL VENT TERMINATION • The vent cap shall terminate at least 3 feet (1M) above any forced air inlet within 10 feet (3

14 Table 7 (Continued) Input Btu/Hr 201-300 FT NAT. L.P. 500,000 2” 1 ½” 750,000 2 ½” 2” 1,100,000 2 ½” 2” 1,200,000 2 ½” 2” 1,500,000 3”

15 3.6 CHECKING GAS SUPPLY PRESSURE • Turn the main power switch to “OFF” position. • Shut off gas supply at the manual gas cock in the gas pi

16 • If the appliance will not light off and the blue ‘main flame’ light is coming on but not staying on then it will be necessary to adjust the l

17 PART 4 WATER CONNECTION • Check all applicable local heating, plumbing and building safety codes before proceeding. • If the appliance is in

18 4.3 INLET AND OUTLET CONNECTIONS • All water connections meet American National Standard Pipe Threads (NPT). • For ease of service, install

19 e) Check inlet temperature after 5 minutes and make final adjustments. f) Remove handle of balancing valve to prevent tempering. Note: F

20 When supplied with the CHRM, the DynaFlame is 95% efficient (category II or IV appliance) which requires the use of a special venting system fab

21 4.11 LOW WATER CUTOFF (If Equipped) If this boiler is installed above radiation level, a low water cut-off device must be installed at the tim

22 PART 5 ELECTRICAL & CONTROLS IT IS EXTREMELY IMPORTANT THAT THIS UNIT BE PROPERLY GROUNDED! 5.1 ELECTRICAL CONECTIONS Table 10: Minimum

23 5.4 HIGH and LOW GAS PRESSURE SWITCHES (Optional) High and low gas pressure switches are available as an option and are wired in series with th

24 main power switch “OFF” and then “ON” after the control sensed fault has been corrected. 5.6.3 DIAGNOSTIC STATUS INDICATION The ignition module

Table of Contents PART 1 GENERAL INFORMATION ...

25 • Operation as a control for inlet water temperature. • Optional tank mounted sensor used in conjunction with inlet sensor. • Adjustable pump

26 Figure 24: Mode 1 Piping & Electrical Layout Mode 2: Constant Temperature Control at System Sensor This mode is designed for constant temp

27 If WWSD is not activated and the inlet sensor is ½ (half) of the differential below the calculated BOIL TARGET, the BTC 1 then changes the modul

28 The auto re-set limit is set to 210°F and is fixed. In addition to the auto reset limit the factory installs a manual re-set limit set to 250°F

29 6.2 VARIABLE FREQUENCY DRIVE (VFD) The VFD has a factory set security code which has to be entered before any adjustments can be made. The VFD

30 6.3 DYNAFLAME CONTROL PANEL Figure 32: BTC 1 Display Panel Figure 33: BTC 1 Key Functions Table 14: BTC 1 Key Functions KEY KEY DESCRIPTION

31 6.5 MODE 1 & 2: SETPOINT OPERATION: VIEW DISPLAY From the Home display; 1) Press [ITEM] to view the following parameters: Display Parame

32 6.6 MODE 1 & 2: SETPOINT OPERATION: ADJUST DISPLAY From the Home display; 1) Press simultaneously to view the following parameters: D

33 6.7 MODE 3: DEDICATED DOMESTIC HOT WATER OPERATION: VIEW DISPLAY From the Home display; 1) Press [ITEM] to view the following parameters: Disp

34 6.8 MODE 3: DEDICATED DOMESTIC HOT WATER OPERATION: ADJUST DISPLAY From the Home display; 1) Press simultaneously to view the following par

4.5 PRIMARY HEAT EXCHANGER ... 18 4

35 6.9 MODE 4 & 5: OUTDOOR RESET OPERATION: VIEW DISPLAY From the Home display; 1) Press [ITEM] to view the following parameters: Display Par

36 6.10 MODE 4 & 5: OUTDOOR RESET OPERATION: ADJUST DISPLAY From the Home display; 1) Press simultaneously to view the following parameter

37 6.11 MODE 6 & 7: EXTERNAL TARGET TEMPERATURE INPUT OPERATION: VIEW DISPLAY From the Home display; 1) Press [ITEM] to view the following pa

38 6.12 MODE 6 & 7: EXTERNAL TARGET TEMPERATURE INPUT OPERATION: ADJUST DISPLAY From the Home display; 1) Press simultaneously to view the

39 6.13 MODE 8: EXTERNAL DRIVE OPEATION: VIEW DISPLAY From the Home display; 1) Press [ITEM] to view the following parameters: Display Parameter

40 6.14 MODE 8: EXTERNAL DRIVE OPEATION: ADJUST DISPLAY From the Home display; 1) Press simultaneously to view the following parameters: Displ

41 Error Message Description Inlet Sensor Open The boiler will continue operation Test the inlet sensor and related wiring. The error message wi

42 PART 7 COMPONENTS 7.1 HOT SURFACE IGNITER (GLOW BAR) The silicon carbide igniter is inserted directly through the fan flange and held in place

43 PART 8 FIELD STARTUP PROCEDURE 8.1 CHECKING THE INSTALLATION • Inspect the connections for water, gas and electricity. • Confirm that water

44 • Allow the water temperature to rise so that the heater cycles on the operator. • Check the temperature rise across the heat exchanger. This

10.5 BURNER MAINTENANCE ...

45 PART 9 TROUBLE SHOOTING Note: Before troubleshooting, familiarize yourself with the field startup procedure. STEP 1 • Turn circulating

46 Main Flame Lights Turns On YES STEP 8 NO Check current at igniter. Requires 3.0 amps for proof for reliable ignition. NO Replace igniter YES

47 PART 10 MAINTANANCE CAUTION It is important that all gas appliances to be serviced by a Camus trained service technician. It is in your own int

48 Many codes will require the acidic condensate to be neutralized before it can be placed in a drain system. A neutralizer to control the pH of th

49 10.6.1 RE-INSTALLING THE IGNITER • Confirm that the end of the replacement igniter has a bead of silicone sealing the gap between the metal mo

50 adequate freeze protection. • Freeze protection for the appliance using an indirect coil can be provided by using hydronic system antifreeze.

51 pump will run for a period of time until the programmed delta T between inlet and outlet is reached, after the temperature set point is satisfie

52 temperature readings on the SmartFlame display should read approximately the same temperatures. 3 Turn the hot water heater on and allow time f

53 PART 12 EXPLODED VIEW

54

1 PART 1 GENERAL INFORMATION 1.0 OVERVIEW The DynaFlame is available in the following body styles • 23” x 27” footprint, DynaFlame As non-condens

55

56 Sheet Metal Components Ref # Name of Part Part ID Model Sizes ALL 500 750 1100 1200 1500 1750 2000 2500 3000 3500 4000 4500 5000

57 18 Sight Glass Holder 14-0049 X 19 Control Panel Outdoor Cover Door 14-5231 X

58 Miscellaneous Components Ref # Name of Part Part ID Model Sizes ALL 500 750 1100 1200 1500 1750 2000 2500 3000 3500 4000 4500 5000 4504

59 52 Air Gas Inlet Adapter 66-5000 X X X 66-5001 X 6

60 56 Secondary Heat Exchanger CAM 500 X CAM 1750 X X X X X

61 PART 13 ELECTRICAL DIAGRAMS

62

63 Camus DynaFlame PCB Electrical Ladder Diagram

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

2 1.3 CHECKING EQUIPMENT Check for signs of shipping damage upon receiving equipment. Pay particular attention to parts accompanying the boiler, wh

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

3 9 If limit, water flow and airflow lights are not lit, the ignition module will receive a 24V signal at terminal ‘TH‘ thru a purple wire. After p

4 WARNING Should overheating occur or the gas supply fails to shut off, DO NOT turn off or disconnect the electrical supply to the pump. Shut off t