4.3 Manuals
4.3.1.4 Users shall keep and maintain a copy of the operation manuals in a        weather-resistant compartment on the MEWP. The user shall ensure the            operator reads and understands the manufacturer’s operator’s manual or has it  explained to him/her.
HAZARD: Employee is exposed to operational (MEWPS) hazards.Â
ABATEMENT: Employer/user must maintain a copy of the operation manual in a weather-resistant compartment in the mobile elevating work platform (MEWPS).
4.5 Modifications
Modification to a MEWP may be made by the owner, such modifications shall be subject to the applicable requirements set forth in this Standard. Modifications to a MEWP should be made only with prior written permission of the manufacturer/remanufacturer. Where the manufacturer/remanufacturer approval cannot be obtained, permission to perform modifications may be granted by an equivalent entity after analysis and approval of an engineer. The user shall ensure that MEWP supervisors and operators are aware and comply with the requirements of this section.
HAZARD: Employee is exposed to operational (MEWPS) hazards.
ABATEMENT: Operator must be aware of the compliance requirements of making modifications to MEWPs.
