Maintenance and Storage of Pickup Brooms

For those of you using the HCN enclosed sweeper, do you know how to extend the lifespan of your sweeper and how to replace its brush strips? Proper maintenance and timely replacement of brush strips are crucial for prolonging the life of your equipment, allowing your sweeper to generate more benefits for you. Below, we'll guide you on how to maintain your enclosed sweeper and replace the brushes.

1.      Maintenance Instructions

The enclosed sweeper requires a designated person for routine maintenance. The details of daily maintenance are outlined in the table below.

Maintenance Content	Maintenance Frequency	Remarks
Check safety labels	Before each use	Promptly replace damaged or illegible labels
Product nameplate	Before each use	A product nameplate that is missing or incomplete will void the warranty
Check brush wear conditions	Before each use	Promptly adjust or replace brushes
Check if hydraulic hoses and fittings are leaking or damaged	Before each use	Promptly replace any damaged or hazardous hoses and fittings
Lubricate points with grease or oil	Before each use	Grease the bearing grease nipples; add oil to the joints between bearings and shafts to prevent rust
Check the hydraulic oil level and cleanliness in the main engine	Before each use	Regularly clean the main engine hydraulic system
Check if the sweeper's connecting bolts are loose	Before each use	Tighten any loose bolts, nuts, etc
Check for deformation in structural components and cracks in welds	Before each use	If structural components are deformed or welds are cracked, they must be repaired before use
The bucket and brushes should be cleaned thoroughly with a high-pressure water gun.
Thoroughly clean all dirt, grime, and grease from the surface of the product

Friendly Reminder:

1. Routine maintenance of the machine can effectively extend its service life and improve the efficiency of the product.
2. When parts need to be replaced, only components approved by the manufacturer should be used.
3. Users are advised to protect the product nameplate, as a missing or incomplete nameplate will void the warranty.

Brush Replacement:
a. Remove the motor mounting plate and bearing mounting plate on both sides of the sweeper, and then remove the core shaft from the top cover.
b. Detach the bearing mounting plate and bearings from the core shaft.
c. Remove the brush baffle.
d. Remove the old brushes from the core shaft.
e. Stand the core shaft upright with the motor touching the ground, and sequentially attach the brushes to the core shaft in a crisscross pattern as shown in Figures 2.1 and 2.2. Reattach the brush baffle and tighten.
f. The core shaft with the brushes assembled should look as shown in Figure 2.3.
g. Reinsert the core shaft into the top cover, completing the brush replacement work.

2.1

2.2

2.3 Brush image after assembly

1.      Blade Replacement 
After using the blade for a period, it's necessary to check the extent of blade wear. To prevent wear on the bottom bucket, the blade should be replaced promptly. The replacement method is as follows:

a. Remove the adjustment bolt between the top cover and the bottom bucket, and flip the top cover to a certain height. (Take safety precautions to prevent the top cover from suddenly falling off.)

b. Remove the old blade and install the new blade.

2.      Storage Instructions

1. Before storage, clean all dirt, grime, and grease from the product. Cover and seal hydraulic hose connections and motor interfaces.
2. Store the product in a dry, non-corrosive environment to prevent rusting.
3. During storage, ensure that the brushes do not touch the ground to prevent them from bending and deforming over time, which would affect their performance.
4. During storage, lubricate all lubrication points with grease and apply oil to the joints between bearings and shafts to prevent rust.
5. Do not place heavy objects on top of the product as this may cause deformation and affect the performance of the sweeper.
6. The brush material is polypropylene. Keep it away from extreme heat or flames, and do not store the polypropylene brushes in places where they are directly exposed to sunlight.
7. Perform regular maintenance on this product.