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Raypak MVB 5042004 Installation & Operating Instructions Manual

Raypak MVB 5042004 Installation & Operating Instructions Manual

Modulating vertical boiler
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Summary of Contents for Raypak MVB 5042004

  • Page 6 HIGH VOLTAGE ELECTRICAL CONNECTIONS...
  • Page 7 Water temperature over 125°F can cause instant severe burns or death from scalds. Children, disabled, and elderly are at highest risk of being scalded. See instruction manual before set- ting temperature at water heater. Feel water before bathing or show- ering.
  • Page 8 Minimum Clearance Heater from Combustible Side Surfaces Floor* 0” Rear 12” Right Side 1” Left Side 1” 0” Front Open Vent 1” Minimum Service Clearance 0” 24” 1” 1” 10” 24” 1”...
  • Page 10: Canadian Installations

    Clearance above grade, veranda, porch, deck, or balcony Clearance to window or door that may be opened Clearance to permanently closed window Vertical clearance to ventilated soffit located above the terminal within a horizontal dis- tance of 2 ft (61cm) from the centerline of the terminal Clearance to unventilated soffit Clearance to outside corner...
  • Page 14 must...
  • Page 15 THERMOSTAT OR SYSTEM SENSOR THERMOSTAT OR SYSTEM SENSOR...
  • Page 16 SYSTEM SUPPLY SYSTEM RETURN...
  • Page 17 POOL THERMOSTAT FROM FILTER TO POOL CHEMICAL FEED...
  • Page 18 Chemical imbalance can cause severe damage to the pool heater and associated equipment. Maintain the water chemistry according to the chart below. If the mineral content and dissolved solids in the water become too high, scale forms inside the heat exchang- er tubes, reducing heater efficiency and damaging the heater.
  • Page 19 All chemicals must be introduced and completely dilut- ed into the pool or spa water before being circulated through the heater. Do not place sanitizing chemicals in the skimmer. High chemical concentrations will result when the pump is not running (e.g. overnight). Chlorinators must feed downstream of the heater and have an anti-siphoning device to prevent chemical back-up into the heater when the pump is shut off.
  • Page 21 FRONT WIRING PANEL LOW VOLTAGE ELECTRICAL CONNECTIONS BLACK CIRCUIT BREAKER WHITE GREEN GROUND A B C...
  • Page 22 HIGH VOLTAGE WIRING LOCATOR DIMPLES FOR OPTIONAL COMPONENTS...
  • Page 27 OPTIONAL HORIZONTAL THROUGH-THE-WALL VENTING (CATEGORY IV)
  • Page 32 ELECTRONIC...
  • Page 33 RAYPAK MODULATING TEMP CONTROL OUTDOOR AIR SENSOR...
  • Page 36 Item L External Input Modulation Offset Signal Modulating Control Item...
  • Page 37 Code Condition System OK; No faults present Possible control fault; Check power 1 Flash Low air Flame in combustion chamber; 2 Flashes No call for heat 3 Flashes Ignition lockout 4 Flashes Low HSI current 5 Flashes Low 24 VAC 6 Flashes Internal fault;...
  • Page 43 TO BURNER...
  • Page 45 TO BURNER...
  • Page 48 Does the power switch provide power to the control panel? Step 1 Is there a Call For Step 2 Is Disable connection intact? Does the combustion air Step 3 blower come on? Is 4-20mA present at the quick disconnects on the black and blue wires of the tem perature controlle r? Does F2 on ignition module have AC powe r?
  • Page 53 SCOPE Raypak, Inc. (“Raypak”) warrants to the original owner that all parts of this heater which are actually manufactured by Raypak will be free from failure under normal use and service for the specified warranty periods and subject to the conditions set forth in this Wa rranty. Labor charges and other costs for parts removal or reinstallation, shipping and transportation are not covered by this Warranty but a re the owner’s responsibility.
  • Page 54 SCOPE Raypak, Inc. (“Raypak”) warrants to the original owner that all parts of this heater which are actually manufactured by Raypak will be free from failure under normal use and service for the specified warranty periods and subject to the conditions set forth in this Warranty. Labor charges and other costs for parts removal or reinstallation, shipping and transportation are not covered by this Warranty but are the owner’s responsibility.
  • Page 55 START-UP CHECKLIST FOR FAN-ASSISTED This start-up checklist is to be completely filled out by the service technician starting up the Raypak Boiler or Heater for the first time. All information may be used for warranty purposes and to ensure that the installation is correct.
  • Page 56 www.raypak.com...