User's Manual
Chapter 9 
Care and Maintenance 
9.1 Mowing Deck 
The  underside  of  the  mowing  deck  needs  to  be  inspected,  and  cleaned  if  necessary,  between 
operations.  The Robomower is a dedicated mulching mower and because of this can accumulate 
clippings under the mowing deck, particularly when mowing wet and damp grass. Figure 9.2 
Most grass accumulation can be removed using a small wooden stick or similar object.  Carefully 
scrape the collected grass debris from under the mowing deck.  If necessary, remove the blades 
to gain better access to the mowing chambers in order to clean them.  Do not place the mower 
upside  down,  damage  to  the  Manual  Controller  can  occur.    Instead,  lean  the  mower  against 
another surface to gain access to the mowing deck area. 
NEVER  use  a  water  hose  or  other  type  of  liquid  sprayer  to  clean  the  underside  of  the mower. 
Component  damage  can  occur.    Use  only  a  damp  or  wet  cloth  to  wipe the  surface  clean  after 
scraping. 
9.2 Blades 
The cutting  blades  of  the  Robomower should  be examined for  damage between  operations. 
Replace  any  damaged  blade  found.  Only  use  sharp  blades.    Replace  blades  at  least  once  per 
season, more often if they have been severely dulled.  Machine sharpening is not recommended, 
as a good balance cannot be achieved after machine sharpening. See Figure 9.1. 
9.3 Outer Housing 
Use  only a  damp  cloth  and a dry brush  to  clean  the  outer  surfaces of  the  Robomower.  A light 
detergent can be used in a water solution, then  soaking and wringing dry the cloth for cleaning. 
Never use harsh or abrasive cleaning solutions.  Never spray with a garden hose or other type of 
liquid spray hose. 
9.4  Power Pack 
Always follow the maintenance and charging instructions found in Chapter 4 for the Power Pack. 
!
Serious injury can occur. Always remove Power Pack before lifting 
mower. Blades are very sharp and can cause severe cuts or lacerations. 
Always wear heavy work gloves when working in and around the blades. 
Never use a damaged or broken blade. Use only sharp blades. 
 WARNING! 
Chapter 9 
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