Desa BY100CEH, BY70CEH, BY150CEH, BY35CEH Ignition Control Assembly, Fan, Remove Old Assembly

Page 13

SERVICE PROCEDURES

13

SERVICE PROCEDURES

Continued

13.Perform steps 1 through 6, page 12.

14.Place fine grade sandpaper (600 grit) on flat surface. Sand ro- tor lightly in “figure 8” motion four times (see Figure 26).

Fan

Setscrew

15.Reinstall insert and rotor.

16.Perform steps 10 through 12, page 12.

Gap Adjusting

Screw

Blade

Rotor

Gap Adjusting

Screw

.076/.101 mm (.003"/.004") Gap Measured With Feeler Gauge

 

Fan

 

Flush

 

Motor

Motor

Shaft Setscrew

Shaft

 

Figure 27 - Fan, Motor Shaft,

 

and Setscrew Location

Figure 28 - Fan Cross Section

IGNITION CONTROL ASSEMBLY

WARNING: Unplug heater before servicing.

Remove Old Assembly

Figure 25 - Gap Adjusting Screw Locations

Sandpaper

Figure 26 - Sanding Rotor

FAN

IMPORTANT: Remove fan from motor shaft before removing motor from heater. The weight of the motor resting on the fan could damage the fan pitch.

1.Remove upper shell (see page 8).

2.Use 1/8" allen wrench to loosen setscrew which holds fan to motor shaft.

3.Slip fan off motor shaft.

4.Clean fan using a soft cloth moistened with kerosene or solvent.

5.Dry fan thoroughly.

6.Replace fan on motor shaft. Place fan hub flush with end of motor shaft (see Figure 28).

7.Place setscrew on flat of shaft. Tighten setscrew firmly 4.5 to 5.6 N-m (40 to 50 in-lbs).

8.Replace fan guard and upper shell.

1.Using the 5/16" nut driver or socket wrench, remove the four side cover screws (see Figure 29).

2.Disconnect the nine wires from the ignition control assembly.

3.Using needle nose pliers, squeeze the tab on the printed circuit board support and lift up on the edge of the ignition control assembly (see Figure 30). Repeat this for the other four printed circuit board supports then remove the assembly.

Side

Cover

Figure 29 - Removing Cover

Side Cover

Ignition Control

Assembly

Printed Circuit

Board Supports (5)

Figure 30 - Removing Circuit Board

105522

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Contents Portable Forced AIR Heaters Table of ContentsSafety Information Unpacking Product IdentificationFuels Ventilation AssemblyTheory of Operation For BY100CEH and BY150CEH Models onlySTORING, TRANSPORTING, or Shipping OperationTroubleshooting Preventative Maintenance ScheduleHow Often How To See Fuel Filter, Upper Shell Removal Service ProceduresFuel Filter BY35CEH and BY70CEH ModelsIgnitor Disconnecting Ignitor Wires from Ignition Control AssemblyAIR OUTPUT, AIR INTAKE, and Lint Filters Pump Pressure AdjustmentInspect nozzle seal for damage Nozzle AssemblyProcedure if Rotor is Binding Fuel and AIR Line Replacement and Proper RoutingPump Rotor Remove Old Assembly Ignition Control AssemblyFAN Installing the New Assembly Service Procedures Wiring DiagramAccessories SpecificationsIllustrated Parts Breakdown Motor and Pump AssemblyBY35CEH Model Number Description QTY Parts ListBY70CEH Model FHPF3-5C BY100CEH Model KEY Part Number Description QTY BY150CEH Model Lockwasher, #10 10-12 M22997 Plug BY100CEH and BY150CEH Models Wheels and HandlesEC Conformity Declaration SGB Youngman EC Conformity DeclarationCertificate of General Equipment Limited 1 Year Warranty Warranty and Repair Service

BY150CEH, BY70CEH, BY100CEH, BY35CEH specifications

Desa BY150CEH, BY70CEH, BY100CEH, and BY35CEH are a series of high-performance portable generators designed for various applications, from home use to construction sites. Each model offers a unique blend of power output, efficiency, and advanced technology, catering to the diverse needs of users.

The Desa BY150CEH is the powerhouse of the group, featuring a robust 1500-watt continuous output that can tackle larger appliances and tools. It is equipped with a fuel-efficient engine that ensures longer run times with minimal fuel consumption. The generator's starting system is user-friendly, combining both recoil and electric start options for convenience. Additionally, it comes with multiple outlets, including AC and USB ports, making it versatile for numerous devices.

Next in line, the Desa BY100CEH offers a balanced solution with a 1000-watt output, suitable for powering essential household items during outages or for recreational use. The model is lightweight and portable, featuring an ergonomic handle for easy transportation. This generator incorporates advanced inverter technology, ensuring clean and stable power suitable for sensitive electronics, such as laptops and smartphones.

The Desa BY70CEH stands out for its compact design, making it ideal for campers and outdoor enthusiasts. With a 700-watt output, it provides just enough power to run small appliances, lights, and charge devices. Its quiet operation is a significant advantage, allowing users to enjoy nature without the noise typically associated with generators. The BY70CEH also boasts a simplified control panel, making it easy for anyone to operate.

Lastly, the Desa BY35CEH is the most compact and lightweight option, focusing on portability for users who need power on the go. At 350 watts, it’s perfect for charging small electronics or powering lights during camping trips. Despite its size, it features a durable construction and is designed with user safety in mind, incorporating overload protection features.

In summary, the Desa BY series of generators presents a diverse range of options to meet the varying power needs of consumers. Each model is built with advanced features and technologies, ensuring reliability, efficiency, and ease of use. Whether for home backup, outdoor adventures, or job site requirements, the Desa BY150CEH, BY100CEH, BY70CEH, and BY35CEH collectively offer a reliable solution for portable power.
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