PEERLESS Combi 160 Installation, Operation & Maintenance Manual

PEERLESS Combi 160 Installation, Operation & Maintenance Manual

Gas boiler
Table of Contents

Advertisement

Quick Links

Peerless
®
Combi 160
Gas
Boiler
As an ENERGY STAR
®
Partner, PB Heat, LLC has determined that
this product meets the ENERGY STAR guidelines for energy efficiency.
I n s t a l l a t i o n ,
O p e r a t i o n &
M a i n t e n a n c e
M a n u a l

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the Combi 160 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Summary of Contents for PEERLESS Combi 160

  • Page 1 Peerless ® Combi 160 Boiler As an ENERGY STAR ® Partner, PB Heat, LLC has determined that this product meets the ENERGY STAR guidelines for energy efficiency. I n s t a l l a t i o n , O p e r a t i o n &...
  • Page 2: Safety Instructions

    SAFETY INSTRUCTIONS WARNING: If the information in these AVERTISSMENT: Assurez vous de bien instructions is not followed exactly, a fi re suivre les instructions données dans or explosion may result causing property cette notice pour réduire au minimum damage, personal injury or death. le risque d’incendie ou d’explosion ou pour éviter tout dommage matériel, toute blessure ou la mort...
  • Page 3 SAFETY INSTRUCTIONS...
  • Page 4 SAFETY INSTRUCTIONS WARNING!!! These instructions must be read In the event of a breakdown and/or malfunction prior to installation. If the information in these of the boiler, turn off the unit and do not make any instructions is not followed exactly, a fi re or attempt to repair it.
  • Page 5: Table Of Contents

    1.1 - National installation legislation ..............................7 2 - GENERAL INFORMATION ................................8 2.1 - Key to symbols used ................................8 2.2 - Description of the Peerless Combi 160: ..........................8 3 - MAIN COMPONENTS ..................................9 4 - FUNCTION OVERVIEW ................................. 11 4.1 - Intended use and functions of the boiler ..........................
  • Page 6 TABLE OF CONTENTS 11.3 - Confi rming the boiler’s gas type ............................39 11.4 - Gas type conversion ................................39 11.5 - Start-up ....................................39 11.6 - Ignition control testing ................................40 11.7 - Gas supply pressure checking and adjustment ........................40 11.8 - Check the combustion air pressure .............................
  • Page 7: Installation - Code Requirements

    1 - INSTALLATION - CODE REQUIREMENTS 1.1 - National installation legislation - The installation must conform to the requirements of the authority having jurisdiction or, in the absence of such requirements, to the latest edition of the National Fuel Gas Code, ANSI Z223.1/NFPA 54 and or CAN/CSA B149.1, Natural Gas and Propane Installation Code.
  • Page 8: General Information

    Operation symbol Important indication symbol 2.2 - Description of the Peerless Combi 160: Combi version (space heating and instantaneous D.H.W. production). Modulating gas-fi red, condensing hot water boiler, with sealed combustion...
  • Page 9: Main Components

    3 - MAIN COMPONENTS 1 - Automatic air vent 2 - Air intake and fl ue gas discharge fi tting (venting system) 3 - U7 fl ue gas temp. sensor and fl ue safety switch 4 - Expansion tank 13 - Heating return connection 5 - Inlet air plenum 14 - Power Control Board 6 - Air/gas mixer device...
  • Page 10 3 - MAIN COMPONENTS 22 - Combustion analysis tap 38 - ASME Safety relief valve 23 - U1 supply temperature sensor 39 - U8 return temperature sensor 24 - Burner window 40 - By-pass pipe 25 - Air/gas manifold 41 - Condensation discharge pipe 26 - U6 high temperature limit sensor 42 - Secondary heat exchanger for domestic 27 - Flue gases back fl...
  • Page 11: Function Overview

    4 - FUNCTION OVERVIEW Key to fi gure 2: 1 = boiler 2 = automatic air vent 3 = air intake 4 = fl ue gases discharge 5 = sealed combustion chamber 6 = expansion tank 7 = burner 8 = fan 9 = gas valve 10 = condensate discharge trap 11 = circulator pump...
  • Page 12: Intended Use And Functions Of The Boiler

    4 - FUNCTION OVERVIEW 4.1 - Intended use The PC160 can be connected to 4.2 - Setting of the an indirect storage tank for the and functions of boiler production of domestic hot water, section 7.1. Section 16 details the setting changes the boiler that should be made to best match the The PC160 boiler can be connected...
  • Page 13: Effi Ciency Up To 98

    4 - FUNCTION OVERVIEW 4.3 - Effi ciency up to 98% When the outdoor reset is activated (see section 12.10) and an outside sensor is connected, this boiler is designed to always work at the maximum effi ciency. It will automatically change the supply temperature in relation with the outdoor temperature (Outdoor reset).
  • Page 14: Characteristic Curves Of Heating System's Residual Head

    4 - FUNCTION OVERVIEW 4.4 - Characteristic curves of heating system’s residual head The PC160 boiler is fi tted with a Grundfos circulator pump. The head available to supply fl ow through the heating system at the boiler connections is shown in graph form in fi...
  • Page 15: Installation - Mounting & Gas And Water Connections

    5 - INSTALLATION - Mounting & gas and water connections 5.1 - Clearances for installation and servicing Figure 6 shows the clearances required for installation and servicing. NOTE: Service clearances are not mandatory, but are recommended to ensure ease of service should it be required.
  • Page 16: Mounting The Boiler

    5 - INSTALLATION - Mounting & gas and water connections 5.4 - Mounting the boiler Refer to fi gure 8: 1. place the cardboard template, provided with the boiler, against the wall; 2. ensure that the template is plumb and the screw holes line up with the wall studs;...
  • Page 17: Condensate Disposal

    5 - INSTALLATION - Mounting & gas and water connections 5.6 - Condensate be connected to the domestic waste disposal system by means disposal CAUTION!!! The condensate of an appropriate trap capable of drainage system is designed to preventing the pressurization of the empty all the condensate produced WARNING! The condensate trap condensate system and the return...
  • Page 18: Supply And Return Piping

    5 - INSTALLATION - Mounting & gas and water connections 5.8 - Supply and piping, precautions must be taken Figure 9 illustrates the position of against corrosion caused by water the supply and return pipes. return piping oxygenation. If the piping does Install a metallic mesh fi...
  • Page 19: Gas Supply Piping

    5 - INSTALLATION - Mounting & gas and water connections 5.12 - Gas supply Before installation a thorough internal cleaning of the gas supply piping line should be performed. Figure 9 shows the positioning of the gas connection on the heater. WARNING!!! Check that the type and the pressure of the gas The boiler and its gas connection...
  • Page 20: Suggested Piping And Wiring Connections

    5 - INSTALLATION - Mounting & gas and water connections 5.14 - Suggested piping and wiring connections Figure 13 shows the suggested piping and wiring connection for the PC160. All component listed below, except the fl ue terminal must be fi eld supplied. 1 = ball valve 2 = drain valve 3 = Manual gas shut-off valve...
  • Page 21: Installation - Electrical Connections

    6 - INSTALLATION - Electrical connections 6.1 - Electrical connections: overview WARNING!!! Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation! ATTENTION!!! Au moment de l’entretien des commandes, étiquetez tous les fi ls avant de les débrancher.
  • Page 22: Connecting The Power Supply Cable

    6 - INSTALLATION - Electrical connections Indirect water heater sensor (optional) Outdoor sensor (optional) Room thermostat 120Vac Line central heating Neutral 120Vac Line domestic hot water 120Vac LINE (HOT) External three way NEUTRAL valve for indirect water GROUND heater (Optional) Figure 15 - Electrical connections 6.2 - Connecting 6.4 - Thermostat...
  • Page 23: Installing The Outdoor Temperature Sensor (Optional)

    6 - INSTALLATION - Electrical connections NOTICE! the maximum room 1. remove the boiler casing according thermostat cable length permitted to the instructions given in section 2. then press and release the is 65 ft (20 m). For longer lengths, 13.2 and open the junction box per button several times until the up to 300ft (100 m) a shielded...
  • Page 24: Installation - Indirect Storage Tank Connections

    7 - INSTALLATION - Indirect storage tank connections 7.1 - Connecting the boiler to an indirect storage tank This boiler, can be connected to an indirect storage tank as follows (the water and electrical connections must be made per fi gure 17): To make the electrical connections, follow the steps below while refering also to fi...
  • Page 25 7 - INSTALLATION - Indirect storage tank connections A = front cover of the electrical box B = plastic spring to open the electrical box C = Direction to open the electrical box D = Switches for the functional setting of the boiler Figure 18 - Control board and junction box board details...
  • Page 26: Installation - Vent & Combustion Air

    8 - INSTALLATION - Vent & combustion air 8.1 - Removing (d) Place in operation the appliance being inspected. Follow the lighting (c) Dans la mesure du possible, of a boiler from a instructions. Adjust thermostat so fermer toutes les portes et les appliance will operate continuously.
  • Page 27: Venting Systems

    8 - INSTALLATION - Vent & combustion air 8.2 - Venting The vent system shall be installed The minimum clearance so as to prevent the accumulation measurement between two vent systems of condensate. When horizontal end terminations of this kind of vent runs exceed 5 ft (1.5m), they boilers shall be not less than 18”...
  • Page 28: Flue Terminal Location In Compliance With Can/Csa B149

    8 - INSTALLATION - Vent & combustion air 8.4 - Flue terminal location in compliance with CAN/CSA B149 Vent Termination Minimum Clearances A = 12” clearances above grade, veranda, porch, deck or balcony B = 12” clearances to window or door that may be opened D = 18”...
  • Page 29: Installation - Split Venting System

    9 - INSTALLATION - Split venting system 9.1 - Split system (polypropylene) or AL29-4C (UL 1738/UL C 636) system The boiler is not supplied with the fi ttings needed for separate vent and combustion air systems. A special kit must be ordered to connect the boiler to separate vent and combustion air systems.
  • Page 30 9 - INSTALLATION - Split venting system Horizontal vent systems should be as short and straight as possible. The vent system must be both gas tight and watertight. All seams and joints must be joined and sealed in accordance with the vent system manufacturer’s instructions.
  • Page 31: Split System Components

    9 - INSTALLATION - Split venting system 9.2 - Split system components Some of the most commonly used components for installing the Split polypropylene vent and combustion air systems are listed below: 54350 - No. 1 - Split adaptor 80/80 PP 54344 - No.
  • Page 32: Split System Components

    9 - INSTALLATION - Split venting system 9.3 - Split system components Some of the most commonly used components for installing the Split stainless steel vent and combustion air systems are listed below: Heatfab Saf T Vent Part Pro Tech FasNSeal Z FLex Terminal Type Number...
  • Page 33: Split System: Installation Examples

    9 - INSTALLATION - Split venting system 9.4 - Split system: 2. the second example shows the vent system run through a vertical wall. installation Condensation is collected inside the boiler itself. The horizontal examples section of the vent system must be pitched 1/4 in/ft (21 mm/m) towards Some installation examples can be the boiler.
  • Page 34: Installation - Coaxial Venting System

    10 - INSTALLATION - Coaxial venting system 10.1 - Coaxial system The boiler is not supplied with the fi tting needed for connecting a coaxial vent/combustion air system. A special kit must be ordered to connect the boiler with the Coaxial polypropylene vent.
  • Page 35: Coaxial System Components

    10 - INSTALLATION - Coaxial venting system 10.2 - Coaxial system components The following coaxial polypropylene vent and combustion air system components are available, on request, for installing the Coaxial system 54343 - No. 1 - In line 90° PP coaxial M/F elbow 54349 - No.
  • Page 36: Coaxial System Components

    10 - INSTALLATION - Coaxial venting system 10.3 - Coaxial system components Some of the most commonly used components for installing the coaxial stainless steel vent and combustion air system are listed below Heatfab Saf T Vent Pro Tech FasNSeal Z FLex Terminal Type Part Number...
  • Page 37: Coaxial System: Installation Examples

    10 - INSTALLATION - Coaxial venting system 10.4 - Coaxial system: installation examples When a coaxial vent and combustion air system is installed, fi gure 28, whether vertical or horizontal, it must be sloped 1/4 in/ft, (21 mm/m) towards the boiler. CAUTION!!! Maintain the distances given in fi...
  • Page 38: Operating

    11 - OPERATING 11.1 - Operating 11.1.2 - Filling the 11.1.3 - Filling the Before starting the boiler, the following condensate trap heating system must be done. The condensate trap is positioned inside the boiler as shown in fi gure 1, WARNING!!! Never use non- 11.1.1 - User item “46”.
  • Page 39: Filling The Domestic Hot Water Heat Exchanger

    11 - OPERATING 11.1.4 - Filling the WARNING!!! Conversion of the That the vent and combustion boiler to use another type of gas air terminals are free from any domestic hot water must be carried out by a qualifi ed blockages.
  • Page 40: Ignition Control Testing

    11 - OPERATING 11.6 - Ignition 5. open the manual gas shut off valve, fi gure 13, item “3”; control testing 6. check that the gas supply pressure does not exceed the “maximum After placing the boiler in operation, gas supply pressure” as stated in the ignition control’s safety shutoff section 14;...
  • Page 41: Check The Combustion Air Pressure

    11 - OPERATING 11.8 - Check the combustion air pressure The boiler has a factory-set air/gas ratio. The pressure of the gas at the burner is indirectly controlled by the blower. The combustion air pressure must be checked as follows while refering to fi gures 33 and 34: 1.
  • Page 42: Checking And Adjusting Co2 Levels

    11 - OPERATING 11.9 - Checking 7. wait 2 to 3 minutes for the CO2 to 3. press the keys stabilize; and adjusting CO2 for more than 10 seconds, the 8. insert the probe of a calibrated combustion analyzer into port “B” levels display will show a blinking and take a fl...
  • Page 43: Adjusting The Heating Capacity

    11 - OPERATING 11.10 - Adjusting 11.11 - Domestic 11.12 - Cold start the heating hot water fl ow rate boiler The boiler has a “cold start” mode. capacity adjustment Any time the room thermostat opens, This boiler has been engineered The volume of domestic hot water (no call for heat) the burner stops with an “intelligent”...
  • Page 44: Use

    12 - USE 1 - Display of the parameters 2 - Display of the paramenters value. 3 - Light indicates the burner state: Light-on = Burner ON; Blinking = Burner OFF. 4 - Light indicating DHW service: Light-on = DHW service ON; Light-off = DHW service OFF. 5 - Light indicates the decimal.
  • Page 45: Start-Up Procedure

    12 - USE 12.4 - Start-up 12.5 - Summer procedure mode 1. Open the manual shutoff gas valve; To disable the heating functions for 2. switch on electric power to the a prolonged period, leaving only the boiler; domestic hot water function, switch 3.
  • Page 46: Adjusting The Domestic Hot Water Temperature

    12 - USE 12.7 - Adjusting the 12.10.1 - Outdoor domestic hot water reset applications CAUTION!!! If the boiler is installed in a low temperature Outdoor reset is a sophisticated way to temperature system follow the settings specifi ed maximize comfort and boiler effi ciency. in section 5.9 or the heating system The domestic hot water temperature is It is suitable for the following system...
  • Page 47: Outdoor Reset Adjustment Precautions

    12 - USE 12.10.2 - Outdoor Refer to section 12.11and set: of the heating season. When the “Calculated temperature” is lower than = “Reaction” of the calculated reset adjustment the “Minimum heating temperature”, temperature with respect to the precautions outdoor temperature input. The parameter , the heating service range of adjustment is between...
  • Page 48 12 - USE OA = Slope of the line Ob = Minimum heating temperature Oc = Maximum heating temperature br = “Fix point” of the angle fulcrum of the line Outside temperature (°C) b = parallel shift of the line (adjusted by the heating knob, item “7”...
  • Page 49: Boiler Switch Settings

    12 - USE 12.11 - Boiler switch settings CAUTION!!! Improper setting of these switches could The control board shown in fi gure cause the boiler to malfunction 1, item “14”, and fi gure 18, contains resulting in improper system a series of switches that allow the performance.
  • Page 50: Users' Menu

    12 - USE 12.16 - “Users’ NOTE: If no key is pressed for use the keys, to more than 60 seconds, the control menu” change the value of the selected automatically exits the “Users’ parameter. menu”. Any parameter change not When entering the “Users’...
  • Page 51: Installer's Menu

    12 - USE 12.17 - “Installer’s NOTE: If no key is pressed for press the button down for 12 more than 60 seconds, the control menu” automatically exits the “Installers’ seconds until the parameter menu”. Any parameter change not is displayed; saved using the button, will CAUTION!!! Changing...
  • Page 52 12 - USE Continued PARAMETER DESCRIPTION INFORMATION ON DISPLAY ITEM “2” OF FIGURE 37 Can be changed: 00 = thermostatic adjustment (see section 12.8); Heating service functioning mode 01 = outdoor reset (see section 12.10); 02 = outdoor reset with room compensation (see section 12.10.6); Can be changed from 1 to 10 (active only with outdoor reset).
  • Page 53: Diagnostics

    12 - USE 12.18 - section 16): Diagnostics During the normal operation of the boiler, the display “1” and “2” of fi gure 37, continually shows the operating status of the boiler as shown below (see also PARAMETER PARAMETER REFERENCE DISPLAY READ OUT (ITEM “2”, FIGURE 37) DISPLAY (ITEM “1”, FIGURE 37)
  • Page 54: Diagnostics: "L" Lock-Outs

    12 - USE 12.18.1 - Diagnostics: “L” lock-outs Lock-out “L” Checks to make Solutions description Code Check: a-If the gas supply pressure is incorrect, it must be adjusted to No fl ame detected after a-correct gas supply pressure (see the correct pressure; three ignition attempts.
  • Page 55 12 - USE 12.18.1 - Diagnostics: “L” lock-outs (continued) Lock-out “L” Solutions Controls description Code Program error Replace the power control board Flame sensed for 10 Call technical service seconds, after the closure of the gas valve Flame sensed before Call technical service opening of the gas valve.
  • Page 56: Diagnostics: "E" Blocking Errors

    12 - USE 12.18.2 - Diagnostics: “E” blocking errors Blocking “E” Checks to make Solutions description Code If the sensor resistance does not correspond, it must be U1 boiler temperature Check that the electrical resistance of replaced; sensor circuit interrupted. the sensor corresponds with the graph in if the electrical circuit is damaged, it must be repaired;...
  • Page 57 12 - USE 12.18.2 - Diagnostics: “E” blocking errors (continued) Blocking “E” Checks to make Solutions description Code If the sensor resistance does not correspond, it must be U8 return temperature Check that the electrical resistance of replaced; sensor short-circuited the sensor corresponds with the graph in if the electrical circuit is damaged, it must be repaired;...
  • Page 58: Maintenance

    13 - MAINTENANCE 13.1 - General WARNING!!! Servicing, inspection and adjustment must be done by precaution a trained technician in accordance CAUTION!!! Before with all applicable local and performing any maintenance national codes. Improper servicing operations, shut the boiler off, WARNING!!! Never store or adjustment could damage the close the manual gas shut-off...
  • Page 59: Cleaning The Burner And Primary Heat Exchanger, Fl Ue Gas Side

    13 - MAINTENANCE 13.3 - Cleaning the 7. remove the entire fan - burner WARNING!!! while performing the assembly, detail “A” in fi gure 41; next step, carefully wash only burner and primary 8. use a cylindrical brush with plastic the inside of the combustion bristles to clean the inside of the chamber “H”...
  • Page 60: Correct Positioning Of The Ignition And Fl Ame Detection Electrodes

    13 - MAINTENANCE 13.4 - Correct positioning of the ignition and fl ame detection electrodes For the boiler to work properly the electrodes must be positioned as shown in fi gure 42: the distance between the ignition electrodes “A” and “B”, must be between 0.08 in (2 mm), and 0.10 in (2.5 mm);...
  • Page 61: Condensate Trap Cleaning

    13 - MAINTENANCE 13.6 - Condensate trap cleaning The condensate trap must be cleaned every year. Follow the steps below to properly clean the condensate trap and its associated components while refering to fi gure 43: 1. run the fan as described in section 13.12.2, to minimize the amount of liquid present in the trap, item “A”;...
  • Page 62: Circulator Pump Motor Replacement

    13 - MAINTENANCE 13.7 - Circulator pump motor replacement To replace the circulator pump follow the steps below while, refering to fi gure 44: 1. follow the steps in section 13.10 to isolate and drain the water from the boiler; 2.
  • Page 63: 3-Way Valve Removal

    13 - MAINTENANCE 13.9 - 3-way valve removal The 3-way valve, details “M” and “Q” in fi gures 45 and 46, directs hot water produced by the primary heat exchanger to the heating circuit or to the secondary heat exchanger for the production of D.H.W.
  • Page 64: Draining The Heating Side Of The Boiler

    13 - MAINTENANCE 13.10 - Draining the supplying the DHW system; 2. press the keys 3. open all the hot and cold faucets in heating side of the together for more than 10 seconds, the building; 4. if there isn’t a faucet or drain valve boiler until a blinking appears on...
  • Page 65: Water And Fl Ue Temperature Sensor

    13 - MAINTENANCE 13.13 - Water and fl ue temperature sensor The boiler has a number of sensors that measure temperature. The electrical resistance between the sensor wires must correspond with the values shown in fi gure 47. The temperature sensors are: U1; U2, U3, U6, U7 and U8.
  • Page 66: Functional Wiring Diagram

    13 - MAINTENANCE 13.15 - Functional wiring WARNING!!! Label all wires prior to disconnection when servicing controls. Wiring errors can cause diagram improper and dangerous operation! Verify proper operation after servicing Failure to comply with this warning can cause extensive property damage, severe personal injury or death! LEGEND: ALA - Alarm output...
  • Page 67 13 - MAINTENANCE ATTENTION!!! Au moment de l’entretien des commandes, étiquetez tous les fi ls avant de les débrancher. Des erreurs de câblage peuvent entraîner un fonctionnement inadéquat et dangereux. S’assurer que l’appareil fonctionne adéquatement une fois l’entretien est terminé.
  • Page 68: Multiwire Wiring Diagram

    13 - MAINTENANCE 13.16 - Multiwire wiring diagram WARNING!!! Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation! Verify proper operation after servicing Failure to comply with this warning can cause extensive property damage, severe personal injury or death! ATTENTION!!! Au moment de l’entretien des commandes, étiquetez tous les fi...
  • Page 69 13 - MAINTENANCE...
  • Page 70: Technical Data

    14 - TECHNICAL DATA MODEL PC-160-C Country of destination USA and Canada Type of boiler Direct Vent boiler Category of discharge chimney CSA certifi cate N° 2045300 (114696) Maximum Heat input Btu/hr 160,000 Minimum heat input Btu/hr 30,000 Annual Fuel Utilization Effi ciency (AFUE) Maximum Heat output (160°F/140°F) Btu/hr 148,800...
  • Page 71: Spare Parts

    15 - SPARE PARTS Stock Stock Part No. Description Part No. Description Code Code 60504206 CABLE UL IGNITOR CONN 90° L155 62630136 SIPHON 60802005 NUT ZINC COATED 6MA 60801100 SCREW SELFTAPPING 2.9 X 6.5 CROSS HEAD 60320001 SILICONE PIPE D 4 X 8 60806020 SPRING 28,7 61405036 TEE FOR DRY WATER CONDENSATION 23 54331 62113041 PRESSURE SWITCH ON 4,5 INWC...
  • Page 72 15 - SPARE PARTS Stock Part No. Description Code 60408261 DIAPHRAGM COSMOMIX 9 HOLES D.10 60702056 O-RING 165 NBR 3,53 X 61,91 69 54322 61901029 FAN 45 KW USA 61405174 BACK FLUE-GASES PREVENTER 60702051 O-RING 3825 SIL 2,62 X 209,22 61404109 COVER MANIFOLD AIR ALUMINUM 60801080 SCREW SELFTAPPING 4 X 10 TC S-TT UNI-8112 60801111 SELFTAPPING BOLT 6.3 X 38...
  • Page 73 15 - SPARE PARTS Stock Part No. Description Code 111 54318 61203015 3 WAY VALVE MOTOR 120V 112 54313 61202024 PLUG PISTON BODY OT. 60808002 SPRING FORCK 3V 114 54316 61202027 UPPER PISTON 61408005 HYDRONIC SUPPLY GROUP. 62113034 HEATING PRESSURE SWITCH 60704003 GASKET COPPER 1/4P 60801134 SCREW 5 X 18 ZINC TC-ES-INC UNI5931...
  • Page 74: Read Out Flow Chart

    16 - READ OUT FLOW CHART...
  • Page 75 16 - READ OUT FLOW CHART...
  • Page 76 16 - READ OUT FLOW CHART To enter this menu you must: 1. turn the main electrical supply Off; 2. move the switch n° 7 (see fi gure CAUTION!!! Changing 18, item “D”) to the ON position; these parameters could cause the 3.
  • Page 77 NOTES...
  • Page 78 NOTES...
  • Page 79 Peerless ® Combi 160 Boiler I n s t a l l a t i o n , O p e r a t i o n & M a i n t e n a n c e M a n u a l...

Table of Contents