Page 1
The instruction manual is an integral part of the product Pellet stoves P158 Please read this entire manual before installation and use of this pellet fuel-burning room heater. Failure to follow these instructions could result in property damage, bodily injury or even death.
Page 2
The images shown in this manual are for explanatory purposes and at times may not accurately depict the product. This document is the property of Gruppo Piazzetta S.p.A. and no part of it may be reproduced or disclosed to third parties, whol- ly or in part, without written permission All rights reserved by Gruppo Piazzetta S.p.A..
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE CONTENTS GENERAL INFORMATION PRODUCT INFORMATION Product description Part identification Safety devices Check devices Product identification data Characteristics Accessories upon request Technical data Sizes FUEL Pellet specifications Information regarding pellet loading GENERAL INFORMATION REGARDING THE SYSTEM Installation room Fresh air intake Chimney...
(authorized technical assistance centre). appliance, observe all safety recommen- - Gruppo Piazzetta S.p.A. cannot be held liable for situations of risk, defects, damage, product malfunctioning or for damage dations and contact the appropriate au- to objects, people or animals resulting from tampering of the thorities.
Page 5
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE Product use may cause some surfaces to If you expect that small children or vulner- become extremely hot (the glass, the ex- able adults may come into contact with ternal surfaces, the handles, the smoke this appliance, the following precautions outlet passage).
Page 6
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE Do not install the product near walls or Do not overfire - If any external part starts objects in heat-sensitive or combustible to glow, you are overfiring. Reduce feed combustible material (wood or similar). rate. Overfiring will void your warranty. It is important to observe and respect the distances and safety indications pre- scribed by regulations and indicated in...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE Before carrying out any assembly, installation or ignition proce- PRODUCT INFORMATION dures, the enabled installer must check that the system has been manufactured in compliance with the applicable instructions provided by the manufacturer and in compliance with all relevant regulations.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE Electronic control unit: SAFETY DEVICES the electronic control unit signals and controls a series of events including power and ignition failure. The appliance is equipped with the following safety and check devices which stop the stove from operating if any faults occur against over-firing and ensuring heaters is operating properly, in- cluding ensuring visible emissions are minimized.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE PRODUCT IDENTIFICATION DATA CHARACTERISTICS Each product is identified in the following way: Structure: - IDENTIFICATION DATA PLATE (1) with the model (A) and ap- - in steel pliance performance specifications Cladding: - SERIAL NUMBER PLATE (2) with the serial number of the ap- - in painted steel pliance (B) Top surface:...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE TECHNICAL DATA Model P158 Unit of meas- Medium burn Overall burn Description High burn rate Low burn rate urement rate rate Power Setting Fuel natural pure wood pellets Btu/hr 38600 18954 15015 20259 Heat Input...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE values in inch (mm) SIZES P158 Fig. 6 40.21" 1020 mm 17.93" 455 mm 7.73" 7.73" 196 mm 196 mm 3.74" 95 mm 3.84" 3.94" 1.85" 1.69" 98 mm 100 mm 47 mm 43 mm 18.96"...
- Any materials that are not included in the warranty and owner’s thorised by Gruppo Piazzetta S.p.A.. manual for the subject wood heater Using pellets that are out of date or not in conformity - Any materials that were not included in the certification tests ■...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE Pellets must be stowed in a dry, sheltered place that complies 3.2.1 Pellet indicator with the relevant safety clearances from the appliance and When the red reload indicator can be seen inside the hopper, it is from heat sources which could cause combustion.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE GENERAL INFORMATION REGARDING Appropriate ventilation in the installation room must THE SYSTEM be ensured (refer to the section " FRESH AIR INTAKE "). The installation room and the area which is to be heat- ■ Below is some general information regarding the system, appli- ed must be suitable sized and have appropriate charac- ance installation and products manufactured by Gruppo Piazzet-...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE It is recommended that the chimney has a chamber for collect- FRESH AIR INTAKE ing solid matter and any condensate below the connection and which may be easily opened and inspected by means of an air In order to operate normally, each appliance must be provided tight door with the air needed for combustion.
Page 17
T.A.C. (technical assistance centre) or a quali- DO NOT CONNECT THIS UNIT TO A CHIMNEY FLUE ■ fied personnel authorised by Gruppo Piazzetta S.p.A. SERVING ANOTHER APPLIANCE. to optimize the combustion for different altitudes, flue Do not connect to a flueway into which extractor hoods ■...
ENCLOSURE cool down too much for adequate drafting. BLACK CEILING Gruppo Piazzetta S.p.A. assumes no responsibility for, SUPPORT nor does the warranty cover, smoke damage caused by reverse drafting of pellet stoves under power failure...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE - extend the PL Vent at least 12” (305 mm) above the roof line and terminate with a PL listed Rain Cap. If the Vent extends more Check that the connection to the flueway is gas/smoke- than 6’...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE When chimneys are relined, a chimney chase cap that reduces the outlet of the chimney to the size of the liner is required. Extend the exhaust vent above the chimney chase cap and finish it off with a rain cap.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE SHORT RISE INSTALLATION - WALL MINIMUM FLUE VENT CONFIGURATION OUTLET Horizontal installations that terminate without any vertical sec- tions of pipe are approved; however, it is recommended that a When terminating the exhaust system under the houses eaves, minimum of 5’...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE The exit terminal shall be located not less than 4' (1.2 m) below, 4' 4.10 VENTING: TERMINATION REQUIREMENTS (1.2 m) horizontally from, or 1' (305 mm) above any door, window, or gravity air inlet into any building. In determining optimum vent termination, carefully evaluate ex- The clearance to a non-mechanical air supply inlet to the building ternal conditions especially when venting directly through a wall.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE - 3’ (915 mm) from any adjacent combustibles such as: adjacent PL Vent must be used for exhaust venting (single wall vent is not buildings, fences, protruding parts of the structure, roof eaves allowed). Follow PL Vent manufacturer’s installation directions or overhangs, plants, shrubs, etc.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE - Remove the pallet fastening brackets (1) PREPARATIONS FOR INSTALLATION - unload the stove from the pallet and move it to the installation position. Product installation and maintenance must be carried out exclusively by qualified personnel with sufficient knowledge of the product itself.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE MINIMUM SAFETY DISTANCES INSTALL VENT AT CLEARANCES SPECIFIED BY THE VENT The position of the product inside the room must take into ac- MANUFACTURER. count not only the regulations, heating requirements, the shape Connection to the flue must respect minimum safety ■...
“Multifuoco System” is a system for channelling hot ventilated air into a designated room. In this EXCLUSIVE system PATENTED by Gruppo Piazzetta S.p.A., heat produced by the firebox is distributed from bottom-up with- in the room by means of one or more than one fan.
Page 27
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE Hot air outlet also ducted into a second room The maximum total length indicated in the section " CHARACTERISTICS ": is to be reduced by 3' (0.92 m) for each elbow used ■ is to be reduced by 6' (1.8 m) for each Y-element used ■...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE 6.4.4 Ducting indications For effective channelled heat distribution, you must: - wrap the pipe with a 1/2'' (13 mm) thick heat insulating material (e.g. mineral fibre, ceramic fibre, rock fibre...) in order to limit heat loss and to ensure an adequately high air temperature - ensure that the heat insulating material has a minimum oper- ational temperature limit of at least 400°F (204°C).
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE It is recommended that the stove be connected to an outside source of combustion air under certain conditions (negative pres- Long runs should be avoided. sure), especially in lower level and main floor locations. The outside air pipe must terminate above the maxi- ■...
(which must be accessible after installation. is not supplied by Gruppo Piazzetta S.p.A.). It is recommended that elements with inspection aper- Any stove installed in a mobile home must be electrical-...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE Only connect devices approved by Gruppo Piazzetta S.p.A.. For more information on installation and opera- tion, please contact a T.A.C. (Technical Assistance Cen- tre) or qualified technician. Consent must arrive from a non-powered contact. Do not connect any live elements.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE Majolica panel - Position the majolica panel (1) - To adjust the position of the panel, adjust the wings (2) using For information regarding operation, please refer to pliers. the manual " OPERATING INSTRUCTIONS ". HUMIDIFIER (ACCESSORIES) The appliance is equipped with a system to humidify the environ- ment (accessories).
For more information visit The following interventions are included in maintenance: - checking the components for wear and ensuring they are inte- www.piazzetta.com under "Support". gral and operate correctly restore all initial connections together with the normal ■...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE 10.3 CLEANING THE PAINTED METAL PARTS Recommended interval Interventions which may be carried out by the user When cleaning the painted metal parts, use a soft cloth mois- tened with water. Glass 1 day Brazier and grate support 1 day Do not clean metal parts using alcohol, solvents, pet- Ash drawer (if present)
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE Proceed as follows: 10.5 CLEANING THE GLASS - open the firebox door - remove the grate deflector (1) During start-up it is possible that tar may accumulate on the glass - release the grate (2) from its housing which will disappear when optimal combustion is reached.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE 10.10 CLEANING THE SMOKE CHAMBER Recommended cleaning frequency: refer to the section " SCHEDULED MAINTENANCE ". This operation facilitates an optimal heat exchange ■ and better product performance. Cleaning must only be carried out by a T.A.C. (Technical Assistance Centre) or a qualified technician.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE Cleaning must only be carried out by a T.A.C. (Technical Assistance Centre) or a qualified technician. To access the room fan/s: - remove the side panel/s - loosen the screws (1) and remove the cover (2) by pulling it up- wards - it is recommended that a vacuum cleaner and a soft brush is used.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE The appliance must be cleaned with the fire out, the appliance completely cold and with the power cable disconnected. Cleaning must only be carried out by a T.A.C. (Technical ■ Assistance Centre) or a qualified technician. “TEE”...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE 10.17 REPLACING THE GLASS The door of the stove is equipped with a ceramic glass window 0.197'' (5 mm) thick, resistant to temperatures up to 1382°F (750°C). The glass can only be broken by a strong blow or improper use. Do not slam the door or hit the glass.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE To remove all pellets, proceed as follows: - remove the pellets which are in the hopper, as far as the protec- tion grille, when the fire is out and the appliance is completely cold - switch on the appliance, allow it to operate until all the pellets have been depleted and the appliance switches off - wait for the appliance to cool down completely.
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE 13 WIRING DIAGRAM Blower Combustion fan YELLOW GREEN YELLOW GREEN BLACK BLUE PURPLE 1 2 3 BLACK BLUE Control board Fuse BLUE WHITE N. PEL. N. H2O N. AMB. TERM. -TC1+ BLACK BROWN GRAY BLUE BLUE Remote control receiver...
PRODUCT INFORMATION, INSTALLATION AND MAINTENANCE 14 REFERENCE STANDARDS ASTM E1509 Standard Specification for Room Heaters, Pellet Fuel-Burning Type ASTM E2515 Standard Test Method for Determination of Particulate Matter Emissions Collected by a Dilution Tunnel ASTM E2779 Standard Test Method for Determining Particulate Matter Emissions from Pellet Heaters ULC S627 Standard for Space Heaters for Use With Solid Fuels CSA B415.1...
Parts and Labour Piazzetta (North America) will repair or replace any part found to be defective (parts and labour) for two (2) years from the date of purchase, including glass for thermal breakage only (not impact) and exterior cladding for gloss retention.
Need help?
Do you have a question about the P158 and is the answer not in the manual?
Questions and answers