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Form RZ-NA-I-LDAP, P/N 207733 (Rev 2), Page 24

23. Wiring Diagrams (cont’d)

FIGURE 15 – Typical Wiring Diagram for Model LDAP 800 (Reference W.D. 189375, Rev 2)

208 OR 230/1/60

VENTER MOTOR

& CAPACITOR

#1 VENT PERMISSIVE

RELAY CONTACTS

Y L3

MAIN

RELAY CONTACTS

#2 VENT PERMISSIVE

GRD

DISCONNECT

(SEE NOTES on page 22.)

CUSTOMER'S FUSIBLE

LOCKABLE ON/OFF

DISCONNECT

LINE VOLTAGE

(See NOTE 7 on page 22.)

COM

40 VA. CONTROL

TRANSFORMER

COM

40 VA. CONTROL

TRANSFORMER

MOTOR

TEST

GROUND

ELECTRODE

FLAME

GAS VALVE

FLAME

P1-9

P1-7

P1-4

P1-2

SPARK GAP

CON

LED

TRANSFORMER

NEUTRAL

FLAME

SPARK

4uF CAPACITOR

REMOTE MOUNTED

BR/W

RELAY CONTACTS

#1 HEAT PERMISSIVE

CONTROL

LIMIT

PRESSURE

SWITCH

HIGH LIMIT

MANUAL

CONTROL

RESET

P1-6

P1-5

P1-3

P1-8

P3-5

P3-4

P3-2

P3-3

P3-1

ADJUSTABLE

FAN CONTROL

DESTRAT

MAIN COMBUSTION AIR

SWITCH

PRESSURE

SCREW

GRD

PERMISSIVE

RELAY CONTACTS

#1 FAN

COM

FUSE

TO OR

3.0

AMP

SWITCH SETTINGS

SEC

SW1

NEUTRAL

EAC/BLO

NEUTRAL

IND

NEUTRAL

20uF CAPACITOR

VENTER

BR/W

FAN

MOTOR

RELAY CONTACTS

#1 DESTRAT

GRD

REMOTE MOUNTED

20
CR

RELAY COIL

#2 HEAT

PERMISSIVE

RELAY COIL

#1 HEAT

PERMISSIVE

RELAY COIL

#2 DESTRAT

RELAY COIL

#1 DESTRAT

RELAY CONTACTS

#1 REMOTE DESTRAT

#1 VENT

PERMISSIVE

RELAY COIL

#1 REMOTE

DESTRAT

TERMINAL STRIP

UNIT #1

30 - 31

#1 FAN

PERMISSIVE

RELAY COIL

SEE NOTE 6 ON P

AGE 22.

SEE CHART PAGE 23 FOR

LINE VOLTAGE

(See NOTE 7 on page 22.)

The

abo

control

wiring

repeated

the

second

heat

section.

SWITCH

LED

Содержание Reznor LDAP 1200

Страница 1: ...s 22 25 Table of Contents Page Warnings 1 Installation Operation 2 29 Check Test Startup 30 31 Accessories 32 Maintenance Service 32 40 FOR YOUR SAFETY If you smell gas 1 Open windows 2 Don t touch el...

Страница 2: ...e consulted before installation is made to verify local codes and installation procedure requirements Special Installations Aircraft Hangars Repair Garages Parking Garages Installations in aircraft ha...

Страница 3: ...iple heater controls high temperature tape and or a high altitude kit If the heater is being installed at an elevation above 2000 ft 610M the input rate will have to be derated This is done by adjusti...

Страница 4: ...4 83 83 83 btuh 332 000 664 000 996 000 kw h 97 2 194 4 291 6 1 1 1 4 1 1 4 6 8 8 1 0 2 0 3 0 5 6 13 6 19 4 5 5 12 8 18 5 1150 2448 3730 1230 2597 3959 55 55 55 cfm 5589 11178 16768 m 3 minute 158 317...

Страница 5: ...added to the discharge openings see dimensions on page 32 HANGER LOCATION 1 2 13 FEMALE THREAD 34 3 4 883mm A 11 7 8 302mm 7 8 22mm 14 7 8 378mm 28 1 8 714mm AIR DESTRATIFICATION FAN CONTROL 43 1 2 1...

Страница 6: ...ot less than 50 cubic feet per 1000 BTUH of the installed appliance Under ALL conditions enough air must be provided to ensure there will not be a negative pressure condition within the equipment room...

Страница 7: ...0 to end of floor coverage Length of floor coverage Y X Z Distance from 0 to the point where the air velocity drops below 50 feet 15 2M per minute Throws listed are with standard louvers facing one di...

Страница 8: ...n general a heater should be located from 15 40 feet 4 6 12 2 M above the floor If two or more heaters are installed in the same room a general scheme of air circulation should be maintained for best...

Страница 9: ...scharge air openings to structural supports Addi tional clearance will be required if an optional nozzle is to be field installed Determining the need for installing vibration or noise isolation is th...

Страница 10: ...e right half one way and left the other as illustrated in FIGURE 6 Airflow direction depends on how the louvers are installed WARNING This appliance is equipped for a maximum gas supply pressure of 1...

Страница 11: ...t the pipe nipple that extends outside the cabinet IMPORTANT Two pipe wrenches are required when installing gas piping The gas pipe that is supplied with the heater MUST be held with a pipe wrench to...

Страница 12: ...om eter to the 1 8 pipe outlet pressure tap in the valve NOTE A manometer fluid filled gauge is recommended rather than a spring type gauge due to the difficulty of maintaining calibration of a spring...

Страница 13: ...60 344000 7001 8000 2136 2440 336000 278880 252000 672000 557760 336000 1008000 836640 336000 8001 9000 2441 2745 328000 272240 246000 656000 544480 328000 984000 816720 328000 9001 10000 2746 3045 32...

Страница 14: ...ge gas valve on Size 400 or for staging heat sections on Sizes 800 and 1200 conduit and have a minimum temperature rise rating of 60 C Conduit must be run so as not to interfere with the heater access...

Страница 15: ...R R OPT CL2 W R 1C30 341 W S23 6 SUBBASE W G W2 R W1 G W2 Q674G SUBBASE OPT CL7 T874F THERMOSTAT W2 R W1 W1 R G Q674C SUBBASE OPT CL18 T874F THERMOSTAT RH W2 RC W1 G W2 W1 R G OPT CL3 T874F THERMOSTA...

Страница 16: ...UNIT 1 TERMINAL STRIP Y2 Y1 C UNIT 1 TERMINAL STRIP Y2 Y1 C TERMINAL STRIP UNIT 2 Y2 Y1 C TERMINAL STRIP UNIT 2 Y2 Y1 C Y2 Y1 C TERMINAL STRIP UNIT 3 UNIT 3 TERMINAL STRIP TERMINAL STRIP Q674G SUBBASE...

Страница 17: ...unction to shutoff the burner If the main combustion air pressure switch opens it will interrupt the electric supply to all gas valves If a heat section pressure switch opens it will interrupt the ele...

Страница 18: ...le fan control for the desired temperature setting for energizing the circulating air fan s The fan control setting should be set 5 to 10 F higher than the wall mounted thermostat setting The heater i...

Страница 19: ...ds the spark is de ener gized and the control proceeds to heat fan on delay If flame has not been sensed during the first 16 seconds the control de energizes the spark output and keeps the gas valve e...

Страница 20: ...0 and 1200 If the heat section pressure switch or main combustion air pres sure switch opens before the trial for ignition period the heat section venter motor and main venter motor will run through t...

Страница 21: ...ergized then the control will lockout with the green LED off The control assumes either the contacts of the relay driving the gas valve have welded shut or the sensing circuit has failed The heat sect...

Страница 22: ...Use 18 gauge wire for all wiring on the heater 5 Line and fan motor branch wire sizes should be of a size to prevent voltage drops beyond 5 of supply line voltage 6 Size 400 see thermostat wiring dia...

Страница 23: ...TAGE SEE NOTE 7 on page 22 40 VA CONTROL TRANSFORMER Y BR BL 8 L1 L3 L1 B BL 8 Y L3 7 BR FAN DISCONNECT SWITCH SEE NOTES on page 22 T1 L1 L2 T2 L3 T3 CUSTOMER S FUSIBLE LOCKABLE ON OFF DISCONNECT BK Y...

Страница 24: ...ADJUSTABLE FAN CONTROL DESTRAT MAIN COMBUSTION AIR SWITCH PRESSURE C BL NO R G SCREW GRD PERMISSIVE RELAY CONTACTS 1 FAN COM FUSE C R W G ATO OR ATC 3 0 AMP SWITCH SETTINGS SEC Y L1 BL 10 R R SW1 BR...

Страница 25: ...BK W F RELAY CONTACTS PERMISSIVE 4 2 5 C PR L1 O PR BL 1 DESTRAT RELAY CONTACTS GRD SCREW G BL PRESSURE G GRD BL L1 B BL 8 Y L3 7 BR BL 1 FAN 2 4 R LIMIT CONTROL MANUAL RESET HIGH LIMIT GAS VALVE BL...

Страница 26: ...ion A properly sized vent system is required for safe operation of the heater An improperly sized vent system can cause unsafe conditions and or create condensation Do not vent into an existing gravit...

Страница 27: ...ll pipe to the heater see FIGURE 17A To attach the vent cap see FIGURE 17B FIGURE 17A Attaching Double Wall Type B Vent Pipe to the Venter Outlet A double wall pipe run is allowed only if at least 75...

Страница 28: ...immediately after STEP 1 Figure 17C STEP 2 Insert the pipe with the sealant into the inner pipe of the double wall pipe until the bead of sealant contacts the inner pipe creating a sealed joint Figur...

Страница 29: ...structions in FIGURES 16B and 16C pages 26 and 27 to join a double wall vent terminal section to a single wall vent run and to the vent cap 6 152mm minimum Roof pitched from 0 to 45 A clearance thimbl...

Страница 30: ...nguish any open flame Immediately call your gas supplier Use only your hand to turn the gas control ON OFF knob on the gas valve Never use tools If the valve ON OFF knob will not turn by hand do not t...

Страница 31: ...h Sizes 800 and 1200 and each heat section pressure switch close firing the heater 12 Burner flame is sensed and in 30 seconds after the gas valve is energized the fan motor s is energized 13 If the f...

Страница 32: ...intenance Schedule NOTE If replacement parts are required use only factory authorized parts WARNING If you turn off the power supply turn off the gas See Hazard Levels page 2 OPTIONAL ACCESSORIES 26 4...

Страница 33: ...d of the union 2 Turn off electric supply 3 Disconnect the gas supply at the union outside of the cabinet 4 Remove the access panel 5 Disconnect the Gas Train and Move It Out of the Way At the gas val...

Страница 34: ...at ex changer section With the light shining into the heat exchanger observe the outside for visible light Repeat this procedure with each heat exchanger section If any light is observed replace the h...

Страница 35: ...ze 400 has one control mod ule Size 800 has two control modules and Size 1200 has three control modules Proper operation of the direct spark ignition system requires a minimum flame signal of 1 0 micr...

Страница 36: ...ecure to the shaft Follow these instructions for replacement of the fan guard fan motor and or fan blades Repeat the procedure for each heater section 1 If the heater is installed turn off the gas and...

Страница 37: ...ensure positive closure See Hazard Levels page 2 The combination gas valve must be checked annually to ensure that the valve is shutting off gas flow completely Instructions 1 Locate the 1 8 NPT press...

Страница 38: ...h Main combustion air pressure switch or heat section pressure switch is closed before venter is energized Steady Off Blown fuse No power or Defective board Undesired flame valve open and no call for...

Страница 39: ...low 3 Supply pressure should be 5 14 w c for natural gas or 11 14 w c for propane gas 4 No Spark 4 a Loose wire connections a Be certain all wire connections are solid b Transformer failure b Be sure...

Страница 40: ...d to furnace chassis 4 Faulty integrated circuit board 4 If 24 volt is available to the integrated circuit board and all other causes have been eliminated replace board 5 a Make sure unit is properly...

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