Raypak P-R185B To P-R405B, C-R185B To P-R405B, P-R185BL To P-R405BL, C-R185BL To C-R405BL, RP2100

Page 29

SECTION 4 - SERVICING INSTRUCTIONS

GENERAL LOCATION OF CONTROLSCONTROLS AND ADJUSTMENTS

 

Bypass

 

Hi Limit on

Drain Plug

I/O header

(ASME on

(Located in

Return

Return

Header)

Header)

 

 

AGS Hi-

 

Limit

 

(Located

Digital

on Inlet/

Outlet

Thermostat

Header)

Circuit Board

 

 

Unitherm

Roll-Out

Governor

 

Switch

Drain Plug

 

Gas Valve

Transformer

Pilot

 

Fig #2005

CONTROL PANEL REMOVAL

1.Remove (4) screws from sides of control panel.

2.Rotate control panel down until panel stops. Do not force.

NOTE: Caution must be taken not to damage controls or wiring.

Control Panel

Mounting Screws (4)

Fig. #RP 8267

Temperature

Adjust Buttons

Mode Button

ON

OFF

LCD Display

Fig.# 9472

 

MILLIVOLT CONTROLS

The pool or spa water temperature is controlled by the pool heater thermostat on the upper front panel of the heater. The control center contains an On/Off switch and one or two thermostats.

Thermostats are fitted with a means of limiting the upper temperature limit below the maximum level. The knob stop adjustment ring illustrated below is adjustable by loosening the set screw, rotating the knobstop ring to the desired location and retightening the set screw.

SPATEMPERATUREPOOLTEMPERATURE

RANGERANGE

STAND-BY

TEMPERATURE

KNOBSTOPRING

SETSCREW

Fig. #9473

KNOB STOP SHOWN ABOVE IS

IN THE SPA TEMPERATURE RANGE

29

Image 29
Contents What to do if YOU Smell GAS Installation and Operating InstructionsPage Contents Before START-UP Burners Water START-UP ProceduresFor Your Safety Read Before Operating To Turn OFF GAS to Appliance Millivolt SystemLighting Instructions Operating Instructions Electronic Ignitions SystemsWhat to do if YOU Smell GAS Water Pressure Switch Maintenance and Care ProceduresAfter START-UP Visual InspectionCold Weather Operation Pool & SPA Water ChemistryAutomatic Chlorinators Chemical Feeders Winterizing the Pool & SPA Heater Standardunit Asme Unit General SpecificationsReceiving Equipment Installation Instructions Outdoorheaters Installations onlyIndoor KIT Includes Indoor HeaterOutdoor KIT Includes Securing the TOP Panel Cover Outdoor KIT only Installing the Clips Indoor & Outdoor KitsSecuring the TOP Panel Cover Indoor KIT only Installing the TOP Cover Outdoor KIT only Combustion AIR Indoor Units Only Specifications and DimensionsGAS Supply Connections Vent PipingPipe Sizing for GAS Connections GAS Pressure Adjustment LocationsGAS Pressure Regulator Flow Rates Plumbing for Water ConnectionsUnitherm Governor Operation Connections Asme ModelsAuxiliary Bypass Valve Adjustment External Auxiliary Bypass Valve Where RequiredHeat Exchanger Pressure Drop Tables For Asme Models call your factory representative Electronic Electrical WiringMillivolt System Independently Transformer Wiring 120V Wiring240V Wiring Wiring Diagram Millivolt Units Mechanical Thermostat Wiring Diagram IID Units atmospheric Wiring Diagram IID Units Low NOx Millivolt Controls General Location of Controlscontrols and AdjustmentsControl Panel Removal Fahrenheit vs Centigrade Digital Thermostat ControlsThermostat Control Operation Display Definition DiagnosticsReading a Fault Remote Operation Remote Control Installation and OperationActivating the Remote Wire Remote Control On-Off Remote Control WiringFlame ROLL-OUT Safety Switch Pressure SwitchPilot Safety Millivolt Pilot Safety ElectronicBurner Drawer Removal Pilot Removal and CleaningGAS Valve Removal Main Burner and Orifice RemovalDesootingprocedure TubecleaningprocedureImmersion Well Replacement Unitherm Governor U.G. ReplacementBurneradjustment START-UP ProceduresFlame ROLL-OUT Safety Switch OperationCombustion FAN Removal Pilot RemovalMechanicalforqualifiedservicepersonnelonly Trouble Shooting GuideRaypak Pool or SPA Heater Electrical Check with MV GAS Valve Electrical Standing Pilot MillivoltFor qualified Technicians only Electrical Electronic Ignition IID TroubleshootingDigital Control Logic Flow Chart Eastman Avenue Oxnard, CA For Canada Replacement Parts ListRAYPAK, INC Page Pilot Assemblies Page Page Page Page Page

P-R185B To P-R405B, C-R185B To P-R405B, P-R185BL To P-R405BL, C-R185BL To C-R405BL, RP2100 specifications

Raypak offers a comprehensive line of boilers and water heaters, notably the P-R185B to P-R405B and C-R185B to P-R405B series, along with the RP2100 model. These products are engineered for efficiency, reliability, and performance in both residential and commercial applications.

The P-R185B to P-R405B series features a range of input capacities from 185,000 to 405,000 BTU/h, making them suitable for various heating requirements. The P-R series is equipped with Raypak's patented Cupro-Nickel heat exchanger, which offers superior corrosion resistance and extended life in challenging water conditions. These units also utilize a sealed combustion system, allowing for efficient operation and reduced energy consumption by drawing air from outside the building.

The C-R185B to P-R405B boilers are specifically designed for commercial applications where reliability is critical. They incorporate similar features to the standard P-R series and are built to handle higher heating demands, making them ideal for larger facilities. The C-R series models are recognized for their durable construction and advanced control systems, offering precise temperature management and enhanced performance.

In addition to these series, the P-R185BL to P-R405BL and C-R185BL to C-R405BL models feature a low-NOx design to comply with stringent environmental regulations. This means they produce lower nitrogen oxides, making them an environmentally friendly option without sacrificing performance.

The RP2100 is another standout model, known for its robust design and cutting-edge technology. It boasts a high efficiency rating and is equipped with an intuitive digital control system, allowing users to monitor and adjust settings with ease. The RP2100 also features a modulating burner system, which adjusts the flame based on the heating demand, optimizing fuel usage and minimizing operational costs.

All Raypak models are designed with safety in mind, incorporating multiple safety features like thermal shutdowns and pressure relief valves. Their compact dimensions make installation straightforward, and the low maintenance requirements ensure longevity and consistent performance.

In summary, Raypak's P-R185B to P-R405B, C-R185B to P-R405B, P-R185BL to P-R405BL, and RP2100 series represent a commitment to quality and innovation in heating solutions, providing efficient and reliable options for both residential and commercial applications.