Applied Air DFL Spezifikationen

FOR YOUR SAFETYIf you smell gas:1. Open Windows2. Don’t touch electrical switches.3. Extinguish any open flame.4. Immediately call your gas supplier.A

10SECTION VII – TROUBLESHOOTINGP-001004P-001003

1.Modulating valve improperly installed (or see Symptom “L”).1. Short circuit or no voltage to the amplifier.2. Open circuit in TD114Remote Temperatur

12Symptom Possible Cause Field TestRemedyE. Continuous High Fire (ElectronicsProblem).F. Continuous High Fire (Electronics OK).G. Incorrect Maximum Fi

4. With test resistor connected (per item H2)and TD114 locallyconnected (per item H3)turn TD114 selector dialthrough entire modulatingrange. Observe D

14Symptom Possible Cause Field TestRemedy1. Valve improperly installed.1. Open circuit in modulator coil.2. Plunger missing, jammedor improperly insta

15Symptom Possible Cause Field TestRemedyE. continuedF. Incorrect Maximum orMinimum Discharge AirTemperature.G. Continuous High Fire (Electronics OK).

16L. Incorrect SpaceTemperature 1. Incorrect maximumdischarge airtemperature setting(A1044).2. Incorrect minimumdischarge air temperature setting (A10

1. Turn off gas supply.2. Set thermostat or controller above room temperatureto call for heat.3. Watch for ignition spark or for glow at hot surfaceig

18B. Lubrication InstructionsItem Manufacturer Bearing Type A slight showing of grease at the seals with accompanyingnormal bearing temperatur

19D. Belt Tension and AdjustmentBelt tension is adjusted during the initial run-in and testperiods at the factory. However, the belts are run as slac

2SECTION II - GENERAL INFORMATIONI.As is the case with any fine piece of equipment,care mustbe taken to provide the proper attention to the operationa

20c. Put system back into operation and view burnerwhile cycling through full firing range. This will givea visual check for blocked burner ports. Cle

21SECTION X - MAXITROL VALVE ADJUSTMENTS AND PRELIMINARY CIRCUIT ANALYSISMR212 ValveHigh Fire Manifold Adjustments1. Disconnect wires from amplifier t

22PRELIMINARY CIRCUIT ANALYSIS - SYSTEM 14For ease in troubleshooting, it is advisable to wire the system as follows (this differs from the normal con

23Section 41. With proper voltages observed thus far and modulatorresponding correctly,wire the system (see Figure 1),except have TS144 connected in p

24FOR CANADIAN INSTALLATIONS ONLY1. All installations must conform with localbuilding codes,or,in the absence of localcodes,with current CAN/CGA-B149-

3This equipment must be installed and wired in accordancewith regulations of the National Board of Fire Under-writers,National Electrical Code, and lo

4D. Electrical ConnectionsNOTE: Before installing any wiring, check the unitrating plate for supply power rating.All electrical connections and wiring

5SECTION IV - PRE START-UPA. Pre Start-UpAll equipment has been factory tested,adjusted, meteredand inspected to meet conditions set at the time the o

6SECTION V - UNIT START-UPClose or replace all doors and service panels.Turn main disconnect switch off. Verify the incoming linevoltage matches the u

7SECTION VI - UNIT SHUTDOWNC. Gas Pressure Switches - Operate unit in Heat mode.The low pressure switch will trip out and must be resetbefore resuming

1. Low or no voltage.2. Fuse(s) blown.3. Customer interlock not closed or connected.4. Fan Off-On switch in Off position.5. Time clock, night setback

9SECTION VII – TROUBLESHOOTINGSymptomCauseRemedyC. continuedD. Burner will not respond to tem-perature.9. Defective gas valve or actuator.10. Defecti