Lubrication
CAUTION:
•This servicing should be performed by Makita Authorized Service Centers only.
•Do not perform lubrication just after the operation, wait until the tool cools down. Otherwise skin burn may result.
This tool requires no hourly or daily lubrication because it has a
(For model HR4003C, HR5202C) Loosen the six screws and remove the handle. (Fig. 22)
(For model HR4013C, HR5212C) Loosen the eight screws. And remove the guard cover as shown in the figure. And then remove the handle. (Fig. 23 & 24)
Remove the connector by pulling it. (Fig. 25) Loosen the screws and remove the change lever. Remove the crank cap cover. (Fig. 26)
Remove the control plate. (Fig. 27)
Loosen the six screws and remove the crank cap. Rest the tool on the table with the bit end pointing upwards. This will allow the old grease to collect inside the crank housing. (Fig. 28)
Wipe out the old grease inside and replace with fresh grease:
For model HR4003C, HR4013C: 30 g
For model HR5202C, HR5212C: 60 g
Use only Makita genuine hammer grease (optional accessory). Filling with more than the specified amount of grease can cause faulty hammering action or tool failure. Fill only with the specified amount of grease.
(Fig. 29)
Reinstall all removed parts.
Attach the connector and reinstall the handle. (Fig. 30)
NOTE:
• Note that the different lengths of screws are used.
NOTICE
•Do not tighten the crank cap excessively. It is made of resin and is subject to breakage.
•Be careful not to damage the connector or lead wires especially when wiping out the old grease or installing the handle.
To maintain product SAFETY and RELIABILITY, repairs, any other maintenance or adjustment should be performed by Makita Authorized Service Centers, always using Makita replacement parts.
OPTIONAL ACCESSORIES
CAUTION:
•These accessories or attachments are recommended for use with your Makita tool specified in this manual. The use of any other accessories or attachments might present a risk of injury to persons. Only use accessory or attachment for its stated purpose.
If you need any assistance for more details regarding these accessories, ask your local Makita Service Center.
•
•
•
•
•
•Hammer grease
•Bit grease
•Side handle
•Side grip
•Depth gauge
•
•Safety goggles
•Carrying case
•Dust extractor attachment
NOTE:
•Some items in the list may be included in the tool package as standard accessories. They may differ from country to country.
Noise
The typical
Model HR4003C, HR4013C
Sound pressure level (LpA): 92 dB (A)
Sound power level (LWA): 103 dB (A)
Uncertainty (K): 3 dB (A)
Model HR5202C
Sound pressure level (LpA): 99 dB (A)
Sound power level (LWA): 110 dB (A)
Uncertainty (K): 3 dB (A)
Model HR5212C
Sound pressure level (LpA): 98 dB (A)
Sound power level (LWA): 109 dB (A)
Uncertainty (K): 3 dB (A)
Wear ear protection
Vibration
The vibration total value
Model HR4003C
Work mode: chiseling function with side handle
Vibration emission (ah, CHeq): 9.0 m/s2
Uncertainty (K): 1.5 m/s2
Work mode: chiseling function with side grip
Vibration emission (ah, CHeq): 9.0 m/s2
Uncertainty (K): 1.5 m/s2
Work mode: hammer drilling into concrete
Vibration emission (ah, HD): 10.0 m/s2
Uncertainty (K): 1.5 m/s2
Model HR4013C
Work mode: chiseling function with side handle
Vibration emission (ah, CHeq): 4.5 m/s2
Uncertainty (K): 1.5 m/s2
Work mode: chiseling function with side grip
Vibration emission (ah, CHeq): 4.5 m/s2
Uncertainty (K): 1.5 m/s2
Work mode: hammer drilling into concrete
Vibration emission (ah, HD): 5.0 m/s2
Uncertainty (K): 1.5 m/s2
Model HR5202C
Work mode: chiseling function with side handle
Vibration emission (ah, CHeq): 10.5 m/s2
Uncertainty (K): 1.5 m/s2
Work mode: chiseling function with side grip
Vibration emission (ah, CHeq): 10.5 m/s2
Uncertainty (K): 1.5 m/s2
9