Crown Boiler MWC Series, MWC116ENL, MWC116ELL, MWC116ENT, MWC116ELT manual Description Spare part code

Page 85

Key no.

Description

Spare part code

 

 

 

93

Screw 3,5x16 mm self tap RPH

BI1165 101

94

Electronic control - ignition p.c.b.

BI1555 107

95

Fuse 2AF

BI1165 112

96

Service panel cover

BI1475 111

 

 

 

97

Control panel cover

BI1475 112

98

Screw 3,5X9,5 mm self tap RPH

BI1615 104

99

Flame detection electrode cable

BI1615 111

100

Detection to trap wiring

BI1615 108

101

Full nut M5 Hexagon

BI1035 111

102

Toothed lock washer external 5,3x10 mm stainless

BI1035 110

103

Machine Screw M5x10 mm Recessed Pan Head

BI1035 109

 

 

 

104

Trap to earth wiring

BI1615 102

105

Ignition electrode cable

BI1615 112

106

Ignition electrode cable

BI1615 110

107

Pump-diverter valve cable (Model combi)

BI1615 113

108

Flow switches, temp. probes and modulator cable (Model combi)

BI1615 115

109

Ignition p.c.b. cable

BI1615 109

110

Electronic control p.c.b.-fan and APS device connection cable

BI1615 114

111

Power supply and external control cable

BI1615 116

112

Earth wiring

BI1615 117

113

Fan cable

BI1615 107

114

Flue pipe gasket

BI1016 104

115

Air restrictor d. 82 mm

BI1406 124

116

Flue outlet gasket

BI1406 112

117

Wall mounting plate

BI1124 104

 

 

 

118

Air pressure switch

BI1406 125

119

Venturi device tube

BI1256 101

120

Air deflector - right

BI1406 114

121

Side case panel

BI1416 100

122

Combustion chamber side panel

BI1326 100

123

Combustion chamber front panel

BI1406 119

124

Front case panel

BI1406 127

 

 

 

125

Window (glass + rubber frame)

BI1206 118

126

Sealed chamber lid

BI1406 105

127

Screw 4,8x13 mm AB self tapping RPH BZP

BI1336 114

128

Sealed chamber gaskets kit

BI1406 500

129

Combustion chamber rear panel

BI1326 108

130

Fan holder bracket

BI1406 120

131

Fan inlet gasket

BI1406 111

132

Fan

BI1406 126

133

Wire saddle

BI1406 123

134

Flue hood

BI1406 122

135

Fan outlet gasket

BI1406 113

136

Venturi

BI1406 128

 

 

 

137

Flue pressure switch tube

BI1016 107

138

Air switch pressure test point

BI1036 101

 

 

 

139

Overheat thermostat

BI1262 139

140

Screw M4x5 mm - BZP RPH

BI1406 117

 

 

 

83

Image 85
Contents MWC Series Page Table of Contents Key Component Product DescriptionMWC Boiler Principle Components Ratings II SpecificationsMaximum Vent Lengths Other SpecificationsIII Before Installing Clearances To Combustible Or Non-combustible Material Mounting The Boiler Wall Mounting Hole Locations Boiler Mounting VI Air for Ventilation Page Vent System Design VII VentingPage Horizontal Concentric Venting Vent Options 3b Crown Concentric 80/125 Vent Components Vent Options 3,5 3a Crown Concentric 60/100 Vent Components Vent Options 1,24c Positioning Vent Terminal Under Overhangs Vent/ Air Intake Fitting Equivalent Length Vertical Concentric Vent System Vent Option Removing an Existing Boiler From a Common Chimney All cuts are square and allow for proper insertion 21 Dimension L 22 Cutting Outer Pipe 25 Attaching 60/100mm Terminal Section 30 Installation Of 80/125 Adaptor On Boiler 31a Cuttable Straight Section 32 Cutting Straight Pipe 33a Joining Cuttable Pipe 34a Dimension L, 80/125mm Horizontal Terminal 34c Cutting Inner Pipe Of 80/125mm Horizontal Terminal 35a Dimension H 35b Cutting Vertical Terminal 36 Chimney Chase Installation 40 Condensate Piping Arrangement Condensate Trap and Drain LineViii Gas Piping Gas Connection To Boiler Standard Piping IX System PipingBasic Piping Relief Valve Installation Internal Boiler Piping Piping for Special SituationsPrimary-Secondary Piping MWC116E*T Combi Internal Boiler-Side Piping Schematic MWC116E*L Heat-Only Internal Piping Schematic Domestic Water Piping DHW Piping MWC116E*T Combi Internal DHW-Side Piping Schematic XI Wiring Field Supplied Box End Boiler End Location of Terminal Blocks and 7/8 Hole for Whip Field Wiring 120VAC Thermostat Internal Boiler Wiring Location of Automatic Air Vent Cap XII Start-up and CheckoutLocation of Circulator Shaft Cover Control Panel Page Inner Cover Removal MWC Series Lighting and Operating Instructions For Your Safety Read Before OperatingHigh Fire Combustion Readings DHW Xiii OperationHeating System Knob Sequence of Operation Also Refer to Figures 9.7, 9.8, 10.3 Flash Codes During Normal Operation See Part XV for Error CodesXIV. Service and Maintenance Removing Combustion Chamber Cover Inducer Service NotesCondensate Trap Removal No Error Code Displayed XV. TroubleshootingLamp Number Flame Meaning Corrective Action Error CodesFlow Chart for Isolating Limit and APS Errors See Table XVI Parts Flow group and three way diverter valve Model combi Flow and return groups Model c.h. only Pump and main circuit assembly Model combi Pump and main circuit assembly Model c.h. only Gas assembly Connection pipes Control panel and ignition device Model combi Control panel and ignition device Model c.h. only Wiring Model combi Wiring Model c.h. only Fan, combustion chamber and case panels Description Spare part code Description Spare part code Description Spare part code Installation of Carbon Monoxide Detectors Approved Carbon Monoxide Detectors 11/07

MWC116ENL, MWC116ELL, MWC116ELT, MWC116ENT, MWC Series specifications

Crown Boiler's MWC Series represents a commendable choice in the realm of residential and light commercial heating solutions. Specifically, models like the MWC116ENT, MWC116ELT, MWC116ELL, and MWC116ENL stand out due to their exceptional performance, reliability, and innovative features.

At the core of the MWC Series lies a robust cast iron boiler construction designed to withstand the test of time. This material not only provides durability but also enhances heat retention, thereby increasing the system's efficiency. Each model in this series is designed for natural gas or propane fuel types, ensuring flexibility based on availability and user preference.

A notable feature of the MWC116 models is the efficient heat exchanger, which enables rapid heating of water for both space heating and domestic hot water applications. With a heating capacity of 116,000 BTUs, these boilers deliver ample warmth for mid-sized homes or light commercial settings, making them a versatile option for various applications.

The MWC116ENT model is equipped with an energy-efficient electronic ignition system, which enhances reliability and efficiency. This technology reduces energy consumption, providing users with cost savings on their utility bills. Similarly, the MWC116ELT model boasts an integrated aquastat that regulates water temperature, ensuring optimal performance and comfort.

For those requiring increased venting options, the MWC116ELL model includes advanced horizontal venting capabilities, allowing for flexible installation in various environments. This feature aids in overcoming space limitations and facilitating optimal combustion conditions. The MWC116ENL, on the other hand, features a low NOx emissions configuration, making it an environmentally conscious choice for users concerned about their carbon footprint.

User-friendly controls are a characteristic hallmark of the MWC Series, enabling straightforward operation and easy adjustments. The boilers come equipped with a digital display that provides critical system information and diagnostics, streamlining maintenance efforts.

Overall, the Crown Boiler MWC Series, particularly models like the MWC116ENT, MWC116ELT, MWC116ELL, and MWC116ENL, offer an impressive blend of efficiency, flexibility, and advanced technology. These units are designed to meet contemporary heating demands while ensuring sustainable operation, making them a wise investment for comfort and performance in residential and light commercial applications alike. With reliable construction and innovative features, the MWC Series remains a top choice for those seeking effective heating solutions.