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Rheem Raypak Hi Delta 302C, Installation And Operation Manual

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Rheem Raypak Hi Delta 302C Installation And Operation Manual Download Page 1

Effective: 03-05-21 

Replaces: 02-27-13 

P/N 241275 Rev. 11

INSTALLATION AND OPERATION 

MANUAL

Cold Water Start & Cold Water Run

IMPORTANT SAFETY INSTRUCTIONS. READ AND FOLLOW ALL 

INSTRUCTION. SAVE THESE INSTRUCTIONS.

NOTE

:  The  instructions  in  this  manual  are  for  the  use  of  qualified  individuals  specially  trained 

and  experienced  in  the  installation  and  maintenance  of  this  type  of  equipment  and  related  system 

components. Installation and service personnel are required by some states to be licensed. Persons 

not qualified shall not attempt to install, service, or maintain this equipment.

This manual should be maintained in legible condition and kept adjacent to the variable speed pump or in a safe 

place for future use.

For Hi Delta, MVB & Raytherm Heaters & Boilers

Summary of Contents for Raypak Hi Delta 302C

Page 1: ...dividuals specially trained and experienced in the installation and maintenance of this type of equipment and related system components Installation and service personnel are required by some states t...

Page 2: ...Water Start on page 5 Caution revised on page 5 Revised first note on page 9 Figure 12 revised on page 9 Caution revised on page 9 Figure 21 revised on page 21 Obsolete text and figures relating to E...

Page 3: ...oxes 16 Installing the Temperature Sensor 16 Installing the Three way Valve 16 Connecting Power to the Controller 16 Connecting the CWS Control to the Multi Boiler Interlock Box 16 Connecting the Boil...

Page 4: ...zardous condition which could cause minor personal injury or product or property damage if ignored NOTE Indicates special instructions on installation operation or maintenance which are important but...

Page 5: ...lves are available see manual Time Temperature Relationships in Scalds The following chart details the relationship of water temperature and time with regard to scald injury and may be used as a guide...

Page 6: ...ls locating dimples are provided for ease of drilling the mounting holes You will need to drill mounting holes through the heater side panel for the routing of wiring and the sensor Figure 3 Multi met...

Page 7: ...mm 1 5 16 34 mm 6 5 8 168 mm LEFT SIDE CONTROL BOX MTG PANEL 11 16 17 mm 7 1 4 184 mm 11 1 8 283 mm Figure 5 Component Locations Raytherm Models 514 824 11 1 8 283 mm 10 5 16 262 mm CONTROL BOX MTG P...

Page 8: ...the following upon a CALL FOR HEAT signal from the heater 1 CALL FOR HEAT LED on PCB illuminates GREEN 2 START UP MODE LED on PCB illuminates YELLOW It should go out in less than 7 minutes as the boil...

Page 9: ...is energized and closes the contacts allowing 24VAC to energize the CFH terminal on the cold start circuit board a A two second delay occurs from the CFH signal to the output of power from terminal M...

Page 10: ...unting the actuator to the valve ensure that the valve stem is oriented with the machined flat notch positioned parallel to the A and AB ports as shown in Figure 13 All actuators used by Raypak includ...

Page 11: ...ow tab labeled High Pressure see Figure 17 This is for maintenance of the valve only If the valve stem begins leaking beneath the yellow tab the internal packing material must be replaced The High Pre...

Page 12: ...cold start controller have 120 VAC Heater is in standby mode Correct wiring to match wiring diagram YES NO NO YES YES NO NO NO YES YES NO The unit is okay YES NO YES Correct wiring Is the actuator mo...

Page 13: ...CLOSED POSITION 3 PIPE ALL RELIEF VALVES TO DRAIN OR AS LOCAL CODES REQUIRE 4 BUFFER TANK REQUIRED WHEN WATER VOLUME IN BOILER LOOP IS NOT ADEQUATE TO PROVIDE STABLE TEMPERATURE CONTROL CONSULT FACTO...

Page 14: ...14 Wiring Diagrams Cold Water Start...

Page 15: ...15 HEATER INTERFACE WIRING FOR CWS OR CWR CWS CWR CONTROL OR MULTIPLE BOILER INTERFACE CWS CWR CONTROL OR MULTIPLE BOILER INTERFACE CWS CWR CONTROL OR MULTIPLE BOILER INTERFACE Heater Interface Wiring...

Page 16: ...ure 9 for detailed instruction Connecting the CWS Control to the Multi Boiler Interlock Box Installer to provide four 18AWG stranded wires between pins 7 10 on the Cold Start Control and 7 10 on the M...

Page 17: ...into your piping system in accordance with this manual Valve Installation To properly install this valve port AB must be connected to the combined outlet of the heater s and port B must be attached to...

Page 18: ...S LOCAL CODES REQUIRE 3 LOCATE UNIONS TO FACILITATE SERVICING OF PLUMBING SIDE 4 BUFFER TANKS MAY BE REQUIRED TO PROVIDE STABLE TEMPERATURE CONTROL ON SYSTEMS WITH VARIABLE FLOW OR LOW WATER VOLUME CO...

Page 19: ...19 CWS CONTROL BOX ASSY SEE PAGE 16 FOR HEATER INTERFACE WIRING SEE PAGE 17 Wiring Diagram Multiple Boiler...

Page 20: ...d to provide Installation Codes Installations must be in accordance with local state provincial and national codes laws regulations and ordinances In the absence of local codes installations must be i...

Page 21: ...120 454 3 25 13 9 13 38 8 1632 5 6 68 257 4 45 25 0 1911 1 3 2002C 132 499 7 26 14 4 19 56 8 1634 6 1 74 280 1 46 25 6 1935 3 4 2072C 132 499 7 27 15 0 19 56 8 1634 6 1 75 283 9 47 26 1 1935 3 4 2342...

Page 22: ...90 340 7 25 13 9 13 2 39 4 1630 4 7 60 227 1 37 20 6 1911 1 3 1414 1468 90 340 7 27 15 0 14 0 41 8 1632 5 65 60 227 1 40 22 2 1911 1 3 1571 1631 90 340 7 30 16 7 14 5 43 3 1632 5 65 60 227 1 45 77 0 1...

Page 23: ...shown in Figure 24 5 Remove the pump junction box cover shown in Figure 24 and locate the 9 wires inside DECAL COVER Figure 24 Pump Wiring Decal and Junction Box 6 Wire in accordance with the low volt...

Page 24: ...n before proceeding 14 Secure from installation Injection Pump Cover Installation Required for Outdoor Installation Only Before Starting 1 Turn off power to the unit at the circuit breaker 2 Turn off...

Page 25: ...e 30 Reposition the pump body so that the electrical box points downward 3 Insert and tighten all eight 8 bolts securing the pump body in place 4 You will now be able to install the pump cover See Fig...

Page 26: ...ALL RELIEF VALVES TO DRAIN OR AS LOCAL CODES REQUIRE 4 SYSTEM FLOW MUST EXCEED HEATER FLOW AT ALL TIMES Typical Cold Water Run Piping Pool Apps SEE NOTE 4 NOTES 1 LOCATE UNIONS TO FACILITATE SERVICING...

Page 27: ...old run circuit board pin MC outputs a 24VAC signal to terminal AL0 of the Hitachi inverter 8 The AL0 relay closes and outputs a 24VAC signal to the coil of the DPST relay located in the cold run cont...

Page 28: ...e 120VAC or 230VAC Heater is in standby mode Correct Wiring YES NO NO YES YES NO NO NO YES YES NO The unit is okay YES NO YES Correct wiring Is the injector pump modulating after 2 1 2 minutes NO Corr...

Page 29: ...29 Wiring Diagrams Cold Water Run SEE PAGE 17...

Page 30: ...part returned for replacement under standard company warranties must be properly tagged with RAYPAK return parts tag completely filled in with the heater serial number model number etc and shipped to...

Page 31: ...31 7 ILLUSTRATED PARTS LISTS Cold Water Start Manufactured from 2006 through current...

Page 32: ...32 1 M 8 M Cold Water Start...

Page 33: ...33 Cold Water Start Multiple Boiler Interlock...

Page 34: ...34 NOTE Sizing is specific to the application...

Page 35: ...35 4 C 1 S 1 S 1 S 1 S 1 C 5 C 2 C 3 C 7 C 9 C 10 C 10 C 4 S 8 C 3 S MVB MODELS ONLY 2 S 7 C Cold Water Run Manufactured 2006 thru current except 302B and 402B thru 5 31 2015...

Page 36: ...36 9 M 4 M RAYTHERM MODELS 2100 4001 ONLY 1 H 5 M 6 M 7 M 8 M 10 M 12 M 11 M 4 M 2 M 1 M Cold Water Run...

Page 37: ...37 NOTE Sizing is specific to the application...

Page 38: ...38 NOTES...

Page 39: ...39 NOTES...

Page 40: ...Raypak Inc 2151 Eastman Avenue Oxnard CA 93030 805 278 5300 Fax 805 278 5468 ISO 9001 REGISTERED QUALITY MANAGEMENT SYSTEM www raypak com...

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