Aqua-Hot AHE-100-02S -12 VDC Owner'S Manual Download Page 26

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Aqua-Hot™ Hydronic Heating System Shop Manual REV-A 03/02

Hot

Cold

Fill / Radiator

Cap

Expansion

Tank

Zone # C

Return

Zone # B

Return

Zone # A

Return

Zone # A

Supply

Zone # C

Supply

Zone # B

Supply

Zone

Circulation

Pump

Engine Preheat

Circulation

Pump

Diesel-Burner

Head

Engine Coolant

Supply

Hot Water

Outlet

(Domestic Water)

Cold Water

Inlet

(Domestic Water)

Engine

Coolant

Return

Diesel Fuel

Supply

Diesel Fuel

Return

Diesel-Burner

Control

Unit

Mixer
Valve

Electric Heating

Element Access

Panel

Zone Relay #C

Zone Relay #A

Zone Relay #B

Fuse Block

VAC Access

Panel

VAC Service

Input

Thermostat

Access Panel

I.D Plates

Pressure-Relief

Valve

Figure 1

1.1

Aqua-Hot Component Overview

Overview

Section 1: Aqua-Hot Information

Page 1

Summary of Contents for AHE-100-02S -12 VDC

Page 1: ...Aqua Hot Motor Coach Heating System Owner s Manual 05 02 Aqua Hot Motor Coach Heating System Owner s Manual 05 02 Owner s Manual Model Numbers AHE 100 02S 12 VDC AHE 200 02S 24 VDC...

Page 2: ...To CUT HERE AND MAIL IN OWNER S INFORMATION Owner s Name Address City State Zip Code Telephone Coach Model Coach Date of Purchase Aqua Hot Model No Aqua Hot Serial No Vehicle Systems Warranty Departm...

Page 3: ...emperature of the Aqua Hot s solution of water and antifreeze In addition the Aqua Hot has been designed to preheat the vehicle s engine prior to starting This feature provides easy engine start up wh...

Page 4: ...tor light located on or near the Switch Please contact your specific motorhome manufacturer for the exact Diesel Burner Control Switch location Allow 10 20 minutes for the Sys tem to reach operating t...

Page 5: ...hot water and just leave the Switch s Diesel Electric or both ON Page 2 3 SECTION 2 OPERATING INSTRUCTIONS Hot Water 2 3 Using the Domestic Hot Water System When the Aqua Hot is at operating temperat...

Page 6: ...matically pass through the Engine Preheat Motoraide System transferring heat into the Aqua Hot s Heat Tank This design feature reduces the total operating hours of the Diesel Burner and the 120 VAC El...

Page 7: ...Operational Flow Chart Page 2 6 NOTE When the Aqua Hot s Diesel Burner is switched OFF by the CONTROL THERMOSTAT A The MOTOR 2 will shut off once the three 3 minute Purge Cycle has expired The MOTOR...

Page 8: ...tion of water and antifreeze to ensure that it is at the proper level Do this by visually checking the coolant level in the Aqua Hot s Expansion Tank see Figure 1 This should be checked only when the...

Page 9: ...se onto the suction side of the domestic water demand pump D Place the opposite end of the hose into an adequate supply of FDA approved RV Antifreeze approximately 2 gallons will be required Page 4 1...

Page 10: ...re and in place on the underside of the Control Unit Check House Batteries and Charging System 120 VAC Electric Heating Element does not produce heat or hot water when motorhome is plugged into shore...

Page 11: ...A HOT Heater or the vehicle into which it was installed due to improper installation assembly maintenance abuse neglect accident or the use of parts not supplied by Vehicle Systems Inc Vehicle Systems...

Page 12: ...ing System Owner s Manual 05 02 Aqua Hot Motor Coach Heating System Owner s Manual 05 02 OWNER S SERVICE LOG OWNER S SERVICE LOG Continued Date Scheduled Service Service Center Continued Date Schedule...

Page 13: ...Specialists Motor Coach Heating Specialists Motor Coach Heating Specialists Manufacturers and Distributors Manufacturers and Distributors Manufacturers and Distributors Manufacturers and Distributors...

Page 14: ...AQUA HOT PARTS MANUAL Aqua Hot Motor Coach Heating System Parts Manual 06 02 Asterick denotes 24 volt model Parts Manual Model Numbers AHE 100 02S 12 VDC AHE 200 02S 24 VDC...

Page 15: ...300 AH HH WH 8 WPX 176 494 Electrode Boot Rubber DBW 2010 AH HH WH 10 WPX 350 427 Shutter Combustion Air Intake DBW 2010 300 AH HH WH 11 WPX 432 377 Screw Protection Cap DBW 2010 AH HH WH 12 WPX 152 2...

Page 16: ...AQUA HOT PARTS MANUAL Aqua Hot Motor Coach Heating System Parts Manual 06 02 Asterick denotes 24 volt model Diesel Burner Parts continued Page 1 2 35 41 40 39 38 42 43 44 45 46 45 46...

Page 17: ...HH WH 39 WPX 152 552 Washer Lock Blower Housing DBW 2010 AH HH WH 40 WPX 301 841 Housing Blower DBW 2010 AH HH WH 41 WPX 373 001 Blower Combustion Air w Shaft DBW 2010 AH HH WH 42 WPX 378 313 Bearing...

Page 18: ...Parts Manual 06 02 Asterick denotes 24 volt model 50 73 62 56 55 54 53 65 59 72 61 60 71 70 69 67 66 52 74 75 76 77 74 66 67 68 51 58 104 105 107 108 109 106 See page 1 6 for part number details on it...

Page 19: ...2010 300 AH HH WH 50 WPX 322 083 Valve Fuel Solenoid 12 VDC DBW 2010 300 AH HH WH 50 WPX 322 091 Valve Fuel Solenoid 24 VDC DBW 2010 300 AH HH WH 51 WPX 386 650 Valve Kit Fuel Solenoid DBW 2010 300 A...

Page 20: ...ELE L08 230 Thermostat VDC High Limit 230 F Black AH 99 ELE 254 010 Thermostat VAC High Limit 230 F White Dot AH 100 ELE 010 198 Thermostat VAC Control 198 F Red Dot AH 101 SME 101 600 Cover Element A...

Page 21: ...A8 18R Valve Kit Tempering AH 116 PLX 111 125 Valve Pressure Relief 125 PSI AH HH 117 PLX A52 600 Valve Elbow 90 Barb 5 8 X 3 8 M NPT Brass AH 118 HDX 010 381 Bolt Hex 1 4 20 X 1 2in S S AH 119 SME 10...

Page 22: ...g AH 130 ELX 2E7 540 Element Electric Heating 120 VAC 1650 Watt AH HH 131 ELX 14F 634 Terminal Strip 8 Position AH 132 ELX BB6 10A Fuse Block AH 133 ELX 450 016 Fuse 15 Amp Spade Type AH 134 ELX 450 0...

Page 23: ...ecialists Motor Coach Heating Specialists Motor Coach Heating Specialists Manufacturers and Distributors Manufacturers and Distributors Manufacturers and Distributors Manufacturers and Distributors Ma...

Page 24: ...Aqua Hot Hydronic Heating System Shop Manual REV A 03 02 Shop Manual Model Numbers AHE 100 02S 12 VDC AHE 200 02S 24 VDC...

Page 25: ...l Burner Identification Plate 4 Diesel Burner Wiring Information 4 1 Control Unit Wiring 5 Diesel Burner Service Maintenance and Repair Information 5 1 General Maintenance 5 2 Detaching the Diesel Bur...

Page 26: ...ater Inlet Domestic Water Engine Coolant Return Diesel Fuel Supply Diesel Fuel Return Diesel Burner Control Unit Mixer Valve Electric Heating Element Access Panel Zone Relay C Zone Relay A Zone Relay...

Page 27: ...ecreational vehicles and in marine applications Complies with the requirements of UL 307A and USCG CFR33 12 VDC 110 VAC 1650 W Fuel Diesel 1 or 2 Firing rate 50 000 btu hr patent No 5 025 985 and 5 06...

Page 28: ...at Control Switch Indicator Light Engine Preheat Switch Brown Living Room A Zone Cozy Heat Exchanger Bathroom B Zone Cozy Heat Exchanger Bedroom C Zone Cozy Heat Exchanger T STAT Fresh Water Tank Bay...

Page 29: ...und COMMON White Wire to White ROMEX Wire GROUND Green Wire to ROMEX Copper Wire 120 VAC 1650 Watt Electric Heating Element 120 VAC POWER SUPPLY Black ROMEX Wire to LOAD Black Wire Orange Wire VDC Con...

Page 30: ...ir Fan 14 Fuel Pump 6 Fuel Solenoid Valve 15 Fuel Ports Supply Return 7 Electrode Holder 16 Combustion Air Port Intake 8 Ignition Electrodes with Adjustable Shutter 9 Fuel Nozzle 3 1 Diesel Burner Com...

Page 31: ...Diesel Burner is operational anytime the operator activates the Diesel Burner Control Switch to the ON position The Diesel Burner will then automatically maintain the temperature of the coolant witho...

Page 32: ...Diesel Burner I D Plate Figure 6 Fabrikschild Duplikat gultig nur zusammen mit Original Thermosysteme GmbH MADE IN GERMANY HEIZGERAT Typ Spannung El Leistung Warmestrom Brennstoff zul Betriebsuberdru...

Page 33: ...ed Indicator Light Green To Ignition Coil Yellow From Normally Closed VDC Control Thermostat White Flame Detector Green For All Heater Components Brown C Plug B Plug 4 1 Control Unit Wiring S S S S Se...

Page 34: ...tion Chamber if necessary see Figure 8 This simple tune up will keep your Aqua Hot running smoothly throughout the year This annual tune up will also allow service personnel to inspect for wear and te...

Page 35: ...e Bolts out of the way 2 With both hands carefully pull the Diesel Burner away from the Aqua Hot approximately 4 5 inches Please note that you may have to lift the head slightly while pulling it away...

Page 36: ...ection Photocell 5 3 Flame Detection Photocell Ignition Electrodes 5 4 Ignition Electrodes Note Electrode Adjustment Gauge is located on the outside surface of the Diesel Burner on the lefthand side F...

Page 37: ...M vice M vice M vice M vice Maintenance and R aintenance and R aintenance and R aintenance and R aintenance and Repair I epair I epair I epair I epair Infor nfor nfor nfor nformation mation mation mat...

Page 38: ...Maintenance and R aintenance and R aintenance and R aintenance and R aintenance and Repair I epair I epair I epair I epair Infor nfor nfor nfor nformation mation mation mation mation Figure 14 Page 1...

Page 39: ...across the Thermostat Is there continuity across the Thermostat 1 Replace the Thermostat 2 Attempt heater restart 1 Remove the Aqua Hot s ACCESS COVER 2 Remove the THERMOSTAT ACCESS PANEL see Figure 1...

Page 40: ...estart 1 Check the Control Switch s A wire connections B fuse E for continuity see Figure 3 2 Check DC power supply wires and connections see Figure 3 3 Reattach DIESEL FUEL RETURN line see Figure 1 4...

Page 41: ...OL UNIT 1 see Figure 7 Apply DC power to C 8 plug yellow wire and ground to C 5 plug brown wire A spark should now appear across the IGNITION ELECTRODES 8 see Figure 11 Does a spark disappear after th...

Page 42: ...e Control Switch OFF 2 Remove FUEL NOZZLE 9 see Figure 12 3 Turn the Control Switch ON After approx 20 seconds fuel should flow freely from the fuel nozzle port Does the Solenoid Valve operate properl...

Page 43: ...ttach DIESEL BURNER HEAD see Figure 9 and attempt heater restart 1 Turn the Control Switch OFF 2 Replace FUEL NOZZLE 9 see Figure 12 3 Retest Fuel Nozzle spray pattern fine mist of fuel present 4 Reco...

Page 44: ...or for six months 180 days whichever is greater This warranty does not apply to damage or failure of the AQUA HOT Heater or the vehicle into which it was installed due to improper installation assembl...

Page 45: ...300 AH HH WH 56 WPX 274 313 Electrode Ignition DBW 2010 AH HH WH 59 WPX 638 78A Sensor Flame DBW 2010 300 AH HH WH 61 WPX 887 71A Photo Disc DBW 2010 AH HH WH 62 WPX 886 41A Nozzle Fuel 35 GPH DBW 20...

Page 46: ...PE 600 190 Gauge Kit Fuel Pressure DBW 2010 300 AH HH WH 140 Tester CO 2 DBW 2010 300 AH HH WH Order item 140 from a Grainger Industrial Supply Store near you or visit the Grainger website at www grai...

Page 47: ...Heating Specialists Manufacturers and Distributors Manufacturers and Distributors Manufacturers and Distributors Manufacturers and Distributors Manufacturers and Distributors 15549 East Highway 52 For...

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