Submittal Sheet

ManualsBrandsLaars ManualsBoilersJX-75 63,000 BTU Output Mini-Therm Gas-Fired Hydronic Boiler w/ Pump (5,001-8,000 FT)

Standard Features

• ASME “H” stamp

• Integrallowwatercuto󰀨

• Digital temperature display

• Rheostat temperature set point

• 7 Economy run modes

• Outdoor reset

• Warm weather shutdown

• Indirect DHW priority

• Spark to pilot ignition

• Low voltage terminal block

Hydronic

Boiler

JX Residential Gas-Fired Boiler

Indoor Sizes 50-199 MBTU/h

Submittal Data

• Field interlocks for external devices

• Powered relay contacts for external

devices

• Single-point power connection

• Integral base for approved

combustibleooring

• Low loss header with boiler pump

(models 125 - 200)

• Contacts to control boiler pump,

system pump, and DHW pump

MINI-THERM

Boiler Data

Number of Units:

Field Installed

Accessory

DHW pump relay kit

Outdoor air sensor kit

Power venter kit

Low Header Kit for

models 50 - 100

Natural to Propane 0-2000 feet altitude conversion kit

Natural to Propane 2001-5000 feet altitude conversion kit

Natural to Propane 5001-8000 feet altitude conversion kit

Natural to Propane 8001-10000 feet altitude conversion kit

Natural Gas 8001-10000 feet altitude conversion kit

• Built-in draft diverter

• Vent damper included

• Temperature & pressure gauge

• 30psi pressure relief valve

• 20-year limited warranty

Date:

Project #:

Engineer:

Prepared By:

Bid Date:

Project Name:

Location:

Contractor:

Summary of content (4 pages)

PAGE 1
Hydronic Boiler MINI-THERM JX ® JX Date: Project #: Residential Gas-Fired Boiler Indoor Sizes 50-199 MBTU/h Submittal Data Engineer: Project Name: Prepared By: Location: Bid Date: Contractor: Standard Features • ASME “H” stamp • Field interlocks for external devices • Built-in draft diverter • Integral low water cutoff • Powered relay contacts for external devices • Vent damper included • Single-point power connection • 30psi pressure relief valve • Digital temperature display • Rheosta
PAGE 2
Input Sizing Data Heating Capacity Nat Gas MBTU/h AFUE % Water Conn. Size MBTU/h kW in. 50 50 14.7 42 12.6 84 1-1/4 % kW Gas Conn. in. 3/4 75 75 22.0 63 18.8 84 1-1/4 3/4 100 100 29.3 84 24.9 84 1-1/4 3/4 125 125 36.6 105 31.1 84 1-1/4 3/4 150 150 44.0 126 37.2 84 1-1/4 3/4 200 199 58.3 168 49.
PAGE 3
IN (Return) 1-1/4” NPT Male IN (Return) NPT Male OUT1-1/4” (Supply) 1-1/4” NPT Male 7" OUT (Supply) 18cm 1-1/4” NPT Male 7" 18cm Dimensional Data Out Supply PRV Out SupplyIn Return PRV In Return Control Display Control Display F1 F1 T&P Gauge T&P Gauge Low Loss Header & Damper not shown Right View Right(50, View 75, 100) 4-5/8" 4-5/8"11.8cm IN (Return) 11.
PAGE 4
Notes: Laars Heating Systems Company reserves the right to change specifications, components, features, or to discontinue products without notice. Customer Service and Product Support: 800.900.9276 • Fax 800.559.1583 Headquarters: 20 Industrial Way, Rochester, NH, USA 03867 • 603.335.6300 • Fax 603.335.3355 9 Brigden Gate, Halton Hills, Ontario, Canada L7G 0A3 • 905.203.0600 • Fax 905.636.0666 www.Laars.com Litho in U.S.A.