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PV500-50 08/14

INSTALLATION & MAINTENANCE MANUAL

MAXIM 3



WATER HEATER

MODELS (40, 50, 75, 90, 100) L 125 A-MXIF

MODELS (50, 75, 90, 100) L (250, 300) A-MXIF

Installation and service must be performed by a qualified service installer, service agency or the gas supplier.

IMPORTANT:

THIS MANUAL CONTAINS INFORMATION REQUIRED FOR INSTALLATION, OPERATION AND

MAINTENANCE OF THIS EQUIPMENT. READ AND FOLLOW THE INFORMATION IN THIS MANUAL AND ALL OTHER
PROVIDED INSTRUCTIONS, LABELS AND MARKINGS BEFORE INSTALLING, OPERATING OR SERVICING THIS UNIT.

TO THE INSTALLER:

After installation, these instructions must be given to the equipment user or left near the appliance.

SPECIAL INSTRUCTIONS TO THE OWNER

: Retain this manual for future reference. These instructions contain

important information that will help you in maintaining and operating this appliance.

PVI INDUSTRIES, LLC - Fort Worth, Texas 76111 - Web www.pvi.com - Phone 1-800-433-5654

Содержание 100L125A-MXIF

Страница 1: ...HIS EQUIPMENT READ AND FOLLOW THE INFORMATION IN THIS MANUAL AND ALL OTHER PROVIDED INSTRUCTIONS LABELS AND MARKINGS BEFORE INSTALLING OPERATING OR SERVICING THIS UNIT TO THE INSTALLER After installat...

Страница 2: ...re Test 5 7 Gas Connection 6 Combustion and Ventilation Air 6 1 Equipment Located in Confined Spaces 6 2 Maximum Allowed Remote Combustion Air Inlet Length 6 3 Remote Combustion Air Cap 6 4 Vertical o...

Страница 3: ...king BMS BAS Remote Connection for Analog and Binary Signals 10 2 Terminal Functions 11 Sequence of Operation 12 Initial Startup 12 1 Initial Startup Requirements 12 2 Tools and Instrumentation Requir...

Страница 4: ...emergency shut the main gas supply valve to the appliance from a location safely away from the emergency Failure to follow these instructions can cause property damage personal injury and exposure to...

Страница 5: ...YSICALLY HANDICAPPED HOSPITALS AND NURSING HOMES ELDER CARE FACILITIES AND REST HOMES ORPHANAGES AND CHILD CARE FACILITIES OTHER INSTALLATIONS WHERE RESPONSE TO CONTACT WITH HOT WATER MAY BE SLOWER OR...

Страница 6: ...MAXIM 3 WATER HEATER 6 PV500 50 08 14 2 PRODUCT DESCRIPTION Component Controls and Connection Locations Locations and Connections May Vary...

Страница 7: ...voltage wire exterior to the appliance must be enclosed in approved conduit or approved metal clad cable To avoid serious damage DO NOT energize the unit until the system and appliance is full of wat...

Страница 8: ...of the appliance 4 GENERAL PIPING GUIDELINES 4 1 Inlet and Outlet Connections 1 Use only non ferrous water piping and fittings Do not use galvanized pipe or fittings Use of ferrous or galvanized pipe...

Страница 9: ...MAXIM 3 WATER HEATER 9 PV500 50 08 14 WATER HEATER PIPING GUIDELINE One Water Heater One Sidearm Storage Tank WATER HEATER PIPING GUIDELINE Two Water Heaters Single Hot Outlet Temperature...

Страница 10: ...within the minimum and maximum values while the unit is at rest and while the unit is operating at maximum firing rate 5 4 Manifold Pressure Measure at the pressure tap located downstream side of the...

Страница 11: ...connection and before the appliance provided appliance manual shutoff gas valve when Codes require 6 The gas system installer should clearly identify the emergency shut off device 7 A sediment trap dr...

Страница 12: ...ative pressure Particular care should be taken when exhaust fans compressors air handling units etc may rob air from the appliance The combustion air supply must be completely free of any chemical or...

Страница 13: ...ilable from PVI Industries and may have shipped with the water heater as a purchased option 6 4 Vertical or Horizontal Remote Air Duct Termination Air inlet and exhaust vents should terminate in the s...

Страница 14: ...f the local building codes Do not use the vent connection size to determine the necessary vent connector vent or stack size For proper sizing use the National Fuel Gas Code Fan assisted table Locate u...

Страница 15: ...to this appliance may terminate either above the roof surface or through the side wall It must comply with the latest edition of the National Fuel Gas Code ANSI Z223 1 NFPA 54 or in Canada CAN CSA B14...

Страница 16: ...gory III Category IV Vent Equivalent Length Vent Size 6 Vent 7 Vent 8 Vent 9 Vent Max Equivalent Length 100 feet 130 feet 250 feet 450 feet Pipe fittings reduce the maximum allowable vent length Use t...

Страница 17: ...the building at least 3 feet 0 91m above the point of the exit and at least 2 feet 0 61 m above the highest point of the roof within a 10 foot 3 05 m radius of the termination 10 A vertical terminatio...

Страница 18: ...e setpoint to deliver the desired water temperature press and release the Set 1 key on the face of the control When setpoint adjustment is enabled use the arrow keys to adjust the set point to the des...

Страница 19: ...esentative or directly from PVI to remotely monitor water temperatures such as blended water temperature downstream of a thermal mixing valve or a remote storage tank Both Probe 1 and Probe 2 temperat...

Страница 20: ...ng of next set point Repeat the operations described at points 3 4 5 To Exit press SET UP or wait 15 seconds without pressing any key NOTE Each point has a time out of 15 seconds If any key is pushed...

Страница 21: ...flue gas temperature protection is disabled if used Check wiring and sensor Terminals 16 17 HA High temperature limit setpoint exceeded Buzzer sounds operation continues Manual reset required LA Low...

Страница 22: ...aster control Terminals are wired to a relay in a remote Energy Management System When relay closes circuit from R1 to R2 is completed and appliance controls are enabled Appliance ships from factory w...

Страница 23: ...ent to cause the differential air switch to close the 15 second pre purge delay will start b During this period any flue products or combustible gases which may have settled in the water heater are ev...

Страница 24: ...and may void the product warranty The following startup instructions should be followed precisely in order to achieve safe and efficient operation to assure trouble free service life WARNING Proper st...

Страница 25: ...inches of water column W C Measure gas pressure again after 15 minutes If gas pressure has increased 0 5 W C or more the gas leak must be isolated to one or more of the operating gas valves For examp...

Страница 26: ...lose intermittently during normal operation adjust pressure switches to increase the operational threshold until this condition ceases This procedure should be followed with every burner 20 After the...

Страница 27: ...3 WATER HEATER 27 PV500 50 08 14 Gas Train Illustration for Models 40 through 50 Optional components may not be shown Gas Train Illustration for Models 65 through 100 Optional components may not be s...

Страница 28: ...may be defective Blocked Filter Switch if equipped Check for 24V at the N C side of the blocked filter switch Replace filter or switch as required Flame Control Pressure Switch Check for 24V at the pr...

Страница 29: ...MAXIM 3 WATER HEATER 29 PV500 50 08 14 14 REPLACEMENT PARTS REPLACEMENT PARTS...

Страница 30: ...MAXIM 3 WATER HEATER 30 PV500 50 08 14 14 1 Control Panel...

Страница 31: ...LL 18NB NTC 25FT NICKEL BRASS 1 EA 9 105266 PROBE THERMOSTAT DIXELL 50DSS NTC 1 5M SST 1 EA 10 116458 RELAY SPST 30A 24V OMRON G7L 1A TUB J CB AC24 N O EA 11 102835 RELAY TIME DELAY ON SSAC TDU3000A 2...

Страница 32: ...MAXIM 3 WATER HEATER 32 PV500 50 08 14 14 3 Burner Assembly Optional components may or may not be shown...

Страница 33: ...202 2 20 W 18 101201 SWITCH PRESSURE LGP G ANTUNES 8103116202 1 20 W 19 1 NIPPLE BLACK 1 20 1 5929 UNION BLACK 1 21 1 115255 ASSY BURNER EXTENSION 2 X 5 FASCO MOD 43 22 1 113571 GASKET BLOWER OUTLET 4...

Страница 34: ...removed until a suitable replacement is available To inspect and clean the burner a qualified serviceman or installer should use the procedures described in item 5 6 below 3 Any sign of soot on the h...

Страница 35: ...frequently to be sure the flow of combustion and ventilation air is unobstructed to the appliance 10 When electrical controls are serviced or replaced refer to ELECTRICAL COMPONENT LOCATIONS for ident...

Страница 36: ...failure detection system components c Check firing rate control d Check piping and wiring of all interlocks and shutoff valves e Inspect burner components f Check igniter g Test high and low gas press...

Страница 37: ...MAXIM 3 WATER HEATER 37 PV500 50 08 14 NOTES...

Страница 38: ...MAXIM 3 WATER HEATER 38 PV500 50 08 14 MODEL NUMBER SERIAL NUMBER INSTALLATION DATE PVI INDUSTRIES LLC 3209 Galvez Ave Fort Worth Texas 76111 Phone 1 800 433 5654 www pvi com...

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