Installation Instructions - Supplemental Commercial Pool Heater
Contents
1. 1 Place the leads of the pump proving switch in series with the filter pump proving switch across the R2 and C1 terminals of the field access terminal strip Connect one lead of the Primera proving switch to one lead of the filter pump proving switch Connect the other lead of the Primera to R2 Connect the other lead of the filter pump proving switch to C1 Refer to the following diagram 2 Replace the jacket and or top panels and reconnect power 3 Proceed with the STARTUP PROCEDURE Page 5 of 8 STEP 1 FIELD ACCESS N TERMINAL STRIP FILTER PUMP y STEP 2 SWITCH LEADS pee Eis FIELD ACCESS 00 2 TERMINAL STRIP REMOVE E Ri J C1 R2 MOVE OU JUMPER LEADS r J TOC1 00 R2 VN LA i WIRE FILTER PUMP i SWITCH IN 00 SERIES WITH CIRC PUMP SWITCH UAE SO TOU Aore LOCATE AND Tee REMOVE PROVING Eome SWITCH LEADS N N j eano FROM S1 S2 NAR ADD JUMPER X TO S1 S2 F OU Tt One f O S28 00 MAIN TERMINAL STRIP PRIMERA CONTROL ENCLOSURE STARTUP PROCEDURE 1 Make sure PRIMERA temperature probe is in the inlet of water heater and not the pool filter loop for startup This probe will be relocated to pool filter loop after startup procedure is complete 2 Close manual bypass valve B Fu2. That ST1 setting and an Hy1 setting of 2 will maintain soa water between 103 F and 106 Temperatures in excess of 108 F are not recommended and the PRIMERA s TempTrac control should be adjusted as discussed in the Application Guidelines section of this instruction manual for a US1 setting of 108 thereby disallowing operation if water above 108 F is sensed in the pool filter loop upstream of the water heater Please refer to the PRIMERA General Installation and Maintenance Manual form 34 50 for information regarding water temperature and scalding danger Page 7 of 8 Form 34 400 7 Issue date 04 23 09 POOL CHEMICALS AND WATER HEATER LOCATION Due to the highly corrosive environment created by pool chemicals the PRIMERA water heaters should not be installed where these chemicals are stored If fumes may be carried into the water heater during combustion remote combustion air option must be specified Failure of the PRIMERA heat exchanger or jacketing resulting from exposure to pool chemicals is not covered under the product warranty PIPING MULTIPLE HEATER INSTALLATIONS AND LEAD LAG CONTROLS If the water heaters are designed to be operated separately and never together 100 redundancy only a piping scheme similar to figure 2 is suitable Otherwise the heaters should be piped in a reverse return arrangement as indicated in figure 3 Riverside Hydronics does not recommend the use of lead lag controls with multiple pool h
3. if the circulator pump is providing adequate flow for safe operation If the pool heater operated while the filter pump was not operating the water would quickly elevate to temperatures which would melt CPVC and PVC plumbing A flow switch to prove operation of the filter pump separate from and additional to the flow switch which comes standard on the Primera pool heater must be installed per the manufacturers instructions This will prevent the Primera from operating when the filter pump is not thus preventing damage to plumbing The flow switch should be installed in a long straight run of piping See the following figure Refer to the section entitled REWIRING THE POOL HEATER for instructions on how to wire the flow switch FLOW SWITCH en o T PRIMERA O l POOL if Pe oe e HEATER lt O CIRC J i gt PUMP or z 3 r a u LI c FILTER A A FILTER PUMP Page 4 of 8 Form 34 400 7 Issue date 04 23 09 ELECTRICAL POWER FOR THE CIRCULATOR PUMP Refer to figure above and locate the filter and circulator pumps in the diagram Power must be supplied to the circulator pump so that it runs either continuously or on the same time clock settings as the filter pump If the circulator pump is not powered continuously air can accumulate in the pool heater which will prevent it from operating REWIRING THE POOL HE
4. pool loop downstream of the water heater 1 TempTrac Temperature Sensor Well PN 102560 Single probe well Requires a 1 2 inch fitting upstream of the water heater in the pool loop Or PN 102561 Four probe well For multiple pool heater applications requires a 3 4 inch fitting upstream of the water heaters in the pool loop Page 1 of 8 Form 34 400 7 Issue date 04 23 09 To Pool wae Install and permanently set to open at 130 F the Honeywell aS uo thermostat L4006A1678 100 240 deg w adj differential S E part number 57432 On PRIMERA terminal strip N n P T remove jumper and connect thermostat leads to terminals SS 3 4 NPT female fitting required a R1 and R2 Thermostat is for indoor use and must be for Honeywell 3 4 x 3 protected from weather thermostat well Relief Valve Plumb per local code In the absence of local code plumb into a suitable floor drain 1 From Heater Connection Flow and Temperature Balancing Valves A and B L a maximum of 4 pipe diameters a minimum of 12 inches The To Heater Union connection with the main distribution loop must be upstream of the From Heater connection Isolation valve for Primera all bronze maintenance circulator pump sized per Primera amp M i l 1 2 NPT female fitting required for Riverside Hydronics Primera thermostat well For more than one pool heater a 3 4 NPT female fitting is req
5. ATER For proper operation the pool heater wiring must be modified so that the flow switch of the pool heater control circuit functions in series with the flow switch for the filter pump interrupting the thermostat Call Riverside Hydronics LLC at 1 800 990 5918 regarding re wiring the pool heater Certain serial numbers are wired differently Your Riverside Hydronics factory representative will assist you with these details After your factory representative confirms the serial number is appropriate re wire the PRIMERA according the following steps and diagram Step1 1 Disconnect electrical power 2 Remove the top panels to access the burner control region of the Primera 3 Locate the leads to the pump proving switch The pump proving switch is located in the 3 copper header inside the control jacket On the Primera 400 the switch is located in the lower inlet header outside the jacket There is a black cord set 2 leads from the pump proving switch that terminates in the electrical enclosure of the Primera on the S1 and S2 terminals of the main terminal strip 4 Remove the pump proving switch leads from the S1 and S2 terminals 5 Locate the field access terminal strip in the upper right hand region of the electrical control enclosure Remove the jumper wire between the R2 and C1 terminals 6 Using the jumper that was removed from the R2 and C1 terminals jump between the S1 and S2 terminals of the main terminal strip Step 2
6. Form 34 400 7 Issue date 04 23 09 Riverside Installation Instructions Supplemental Commercial Pool Heater Application for PRIMERA Models 400W 540W 750W 1000W 1200W 1600W and 2000W Installation of the Commercial Pool Heater Package must be performed by a qualified service installer or service agency These instructions are to supplement the Installation and Maintenance Manual provided with your PRIMERA water heater or boiler Before you begin read and follow these instructions as well as the information contained in the PRIMERA Installation and Maintenance Manual To obtain an additional copy of the PRIMERA Installation and Maintenance Manual or for any questions call Riverside Hydronics LLC at 1 800 990 5918 WARNING If the information in the supplied instructions and manual s is not followed exactly a fire explosion exposure to hazardous materials or conditions or other hazards may result causing property damage personal injury or loss of life If the water heaters are to be installed outdoors refer to supplemental instruction sheet 34 400 4 for information on outdoor vent kit ADDITIONAL PARTS REQUIRED FOR POOL APPLICATIONS Following is a list of parts required for application of PRIMERA water heaters into pools Refer to Figure 1 for their location 1 PN 57432 Thermostat Honeywell L4006A1678 1 PN 14960 Well Thermostat 3 4 x 3 long Honeywell 121371B Requires a 3 4 inch fitting in the
7. eaters However if the owner desires lead lag of multiple single stage pool heaters is accomplished by wiring the lead lag control to the R1 and R2 terminals on each PRIMERA heater terminals are located on the back of control box beneath the heater s top pan Heaters ship with a jumper between R1 and R2 that must be removed if connecting to a lead lag The St1 control on the water heaters must be adjusted higher than the lead lag setpoint The lead lag must be wired to each heater in series a with a dedicated 130 F thermostat see figure 1 Install the lead lag sensor adjacent to the PRIMERA temperature probe in the pool filter loop Pool Filter Loop Pool Filter Loop Figure 2 Heaters never operate together Figure 3 Heaters operate together Illustrations are simplified to emphasize the general piping concepts Figure 1 must be referenced for details concerning probe locations and valve requirements Shared piping indicated by heavier lines in figure 3 must be sized to accommodate the total flow of all heaters Page 8 of 8
8. lly open the isolation valve on the inlet piping to the heater and the balancing valve on the outlet piping of the heater Start the heater and let run for 10 minutes 3 Adjust the outlet manual balancing valve A until the proper temperature rise is achieved through the heater see Table 1 This establishes proper flow rate Fully open the manual bypass valve B Again throttle back the outlet valve A to reduce the flow of water exiting the primary loop This will increase the flow of heated water across the bypass and into the water heater inlet Valve A is correctly adjusted when water temperature at the inlet of the heater is maintained between 130 F and 140 F after approximately 10 minutes of heater operation when heating a cold pool to operating temperature valve A will have to be regularly readjusted as pool temperature increases to desired level Otherwise water temperature at the heater inlet will climb past the 140 F maximum when the desired pool temperature is achieved Outlet temperature display should equal the inlet temperature 130 to 140 the required temperature rise for the heater model 6 Move Probe 1 from heater inlet to the pool filter loop upstream of the heater es Page 6 of 8 Form 34 400 7 Issue date 04 23 09 PRIMERA Recommended Primera Inlet to Outlet Maximum Maximum Minimum Copper Pipe Size Model Minimum Flow Temperature Rise After Temp f
9. rom Temp To Pool Required For Primera in Main Pool Manual Bypass Pool before after heating Connection Loop Adjustment heating 400 85 gpm 23 108 F 130 F 2 inch 540 85 gpm 34 108 F 130 F 2 inch 750 170 gom 21 108 F 130 F 2 inch 1000 210 gpm 23 108 F 130 F 2 inch 1200 120 gom 45 108 F 130 F 2 inch 1600 170 gom 45 108 F 130 F 2 inch 2000 210 gpm 45 108 F 130 F 2 inch Table 1 pipe sizes in Table 1 are for single water heater installations only When multiple pool heaters are used manifold piping that is shared by more than one heater must be sized to accommodate the anticipated maximum flow rate of all heaters connected to the manifold OPERATING SAFETIES In addition to the temperature limits built into the PRIMERA water heater the pool application guidelines include two additional temperature safeties The 108 F US1 setting on the TempTrac control disallows the water heater to operate if the loop temperature prior to the heater is in excess of 108 The 130 F thermostat downstream of the water heater interrupts power to the heater control circuit if the pool loop temperature reaches 130 F This control is auto reset and will enable the control circuit when loop temperature drops below an adjustable differential SPA APPLICATIONS Water heaters for spas are piped identically as general pool applications The only exception to the instructions printed above is that the TempTrac setting for ST1 will be approximately 105 F
10. tage fired and modulating water heaters will not function properly in pool heating applications due to the tremendous thermal mass represented by the water in the pool Because this thermal mass gains and loses energy slowly there is no advantage to modulating the energy input For the same reason lead lag controls are not recommended on multiple pool heater applications The TempTrac operating control must be adjusted for the low temperature set points for pool applications ST1 parameter must be set to desired pool temperature for example 80 degrees Hy1 parameter must be set to 2 call for heat differential from ST1 parameter LS1 parameter must be set to 50 minimum setpoint for ST1 US1 parameter must be set to 108 maximum setpoint for ST1 Refer to TempTrac manual for instructions on resetting these parameters form 34 80 Page 3 of 8 Form 34 400 7 Issue date 04 23 09 Refer to Figure 1 for the following startup procedure The low temperature bypass must be sized at 2 inches with a full port ball valve This is because more than 1 2 the flow to the heater inlet will come from the bypass in this low temp application Temperature at the water heater inlet must be no less than 130 degrees and should be adjusted to no higher than 140 degrees FLOW SWITCH Refer to figure above and locate the filter and circulator pumps in the diagram The Primera water heater comes equipped with a flow switch that will only allow heater operation
11. uired for Riverside Hydronics Primera multiple thermostat well oe PRIMERA s Probe 1 is moved from inlet of heater to pool loop upstream of heater connections From Pool past 4 A aes Filter Pump Figure 1 Piping and Component Location for PRIMERA Pool Heaters PIPE MATERIAL Although PVC is acceptable for plumbing water to the filter pump it is not acceptable for plumbing the plumbing loop to the pool heater The pool a loop consists of an unheated water leg PVC is permitted here a blended water leg must be either CPVC or copper and the outlet from the heater must be copper only Page 2 of 8 Form 34 400 7 Issue date 04 23 09 Refer to the figure below Locate the T fitting directly upstream of the pump This fitting and the plumbing leading to the heater inlet BLENDED WATER must be plumbed of either CPVC or copper Locate the plumbing from the outlet of the heater leading to the T fitting which blends water with water entering the heater OUTLET WATER This must be plumbed with copper The T fitting which blends heated water with the return plumbing RETURN BLEND must be CPVC or copper RETURN BLEND CPVC Tee OUTLET WATER _ COPPER iQQiw z WIV TZ RYDER cof NA D E ne Q A PRIMERA O n i w Jms o Z N 4 S a BLENDED WATER CPVC COPPER APPLICATION GUIDELINES The water heater must be ordered for single stage firing only S
Download Pdf Manuals
Related Search